Home / 27,607.92-38,098.68-15,032.64

Finding the Fourth Proportional to 27,607.92, 38,098.68 and 15,032.64

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Solution

The fourth proportional to 27,607.92, 38,098.68 and 15,032.64 is: 20,744.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,607.92 : 38,098.68 = 15,032.64 : x
  2. Step 2: Convert to fraction form
    27,607.92/38,098.68 = 15,032.64/x
  3. Step 3: Cross multiply
    27,607.92x = 38,098.68 × 15,032.64
  4. Step 4: Simplify right side
    27,607.92x = 572,723,740.92
  5. Step 5: Solve for x
    x = 572,723,740.92/27,607.92
  6. Step 6: Final answer
    x = 20,744.91

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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.