Home / 39,020.57-53,853.15-23,915.39

Finding the Fourth Proportional to 39,020.57, 53,853.15 and 23,915.39

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Solution

The fourth proportional to 39,020.57, 53,853.15 and 23,915.39 is: 33,006.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,020.57 : 53,853.15 = 23,915.39 : x
  2. Step 2: Convert to fraction form
    39,020.57/53,853.15 = 23,915.39/x
  3. Step 3: Cross multiply
    39,020.57x = 53,853.15 × 23,915.39
  4. Step 4: Simplify right side
    39,020.57x = 1,287,918,905.40
  5. Step 5: Solve for x
    x = 1,287,918,905.40/39,020.57
  6. Step 6: Final answer
    x = 33,006.15

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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.