Home / 31,534.74-43,518.51-17,194.68

Finding the Fourth Proportional to 31,534.74, 43,518.51 and 17,194.68

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Solution

The fourth proportional to 31,534.74, 43,518.51 and 17,194.68 is: 23,728.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,534.74 : 43,518.51 = 17,194.68 : x
  2. Step 2: Convert to fraction form
    31,534.74/43,518.51 = 17,194.68/x
  3. Step 3: Cross multiply
    31,534.74x = 43,518.51 × 17,194.68
  4. Step 4: Simplify right side
    31,534.74x = 748,286,853.53
  5. Step 5: Solve for x
    x = 748,286,853.53/31,534.74
  6. Step 6: Final answer
    x = 23,728.97

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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.