Home / 31,386.56-43,313.27-17,046.23

Finding the Fourth Proportional to 31,386.56, 43,313.27 and 17,046.23

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Solution

The fourth proportional to 31,386.56, 43,313.27 and 17,046.23 is: 23,523.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,386.56 : 43,313.27 = 17,046.23 : x
  2. Step 2: Convert to fraction form
    31,386.56/43,313.27 = 17,046.23/x
  3. Step 3: Cross multiply
    31,386.56x = 43,313.27 × 17,046.23
  4. Step 4: Simplify right side
    31,386.56x = 738,327,660.67
  5. Step 5: Solve for x
    x = 738,327,660.67/31,386.56
  6. Step 6: Final answer
    x = 23,523.69

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Half scale
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Double scale
Find fourth proportional to 31,387.56, 43,314.64 and 17,047.23
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.