Home / 39,013.38-53,864.86-25,607.43

Finding the Fourth Proportional to 39,013.38, 53,864.86 and 25,607.43

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Solution

The fourth proportional to 39,013.38, 53,864.86 and 25,607.43 is: 35,355.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,013.38 : 53,864.86 = 25,607.43 : x
  2. Step 2: Convert to fraction form
    39,013.38/53,864.86 = 25,607.43/x
  3. Step 3: Cross multiply
    39,013.38x = 53,864.86 × 25,607.43
  4. Step 4: Simplify right side
    39,013.38x = 1,379,340,631.91
  5. Step 5: Solve for x
    x = 1,379,340,631.91/39,013.38
  6. Step 6: Final answer
    x = 35,355.58

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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.