Home / 31,386.04-43,312.56-17,046.16

Finding the Fourth Proportional to 31,386.04, 43,312.56 and 17,046.16

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Solution

The fourth proportional to 31,386.04, 43,312.56 and 17,046.16 is: 23,523.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,386.04 : 43,312.56 = 17,046.16 : x
  2. Step 2: Convert to fraction form
    31,386.04/43,312.56 = 17,046.16/x
  3. Step 3: Cross multiply
    31,386.04x = 43,312.56 × 17,046.16
  4. Step 4: Simplify right side
    31,386.04x = 738,312,827.77
  5. Step 5: Solve for x
    x = 738,312,827.77/31,386.04
  6. Step 6: Final answer
    x = 23,523.61

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Half scale
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Double scale
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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.