Home / 37,125.62-55,693.99-13,438.71

Finding the Fourth Proportional to 37,125.62, 55,693.99 and 13,438.71

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Solution

The fourth proportional to 37,125.62, 55,693.99 and 13,438.71 is: 20,160.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,125.62 : 55,693.99 = 13,438.71 : x
  2. Step 2: Convert to fraction form
    37,125.62/55,693.99 = 13,438.71/x
  3. Step 3: Cross multiply
    37,125.62x = 55,693.99 × 13,438.71
  4. Step 4: Simplify right side
    37,125.62x = 748,455,380.35
  5. Step 5: Solve for x
    x = 748,455,380.35/37,125.62
  6. Step 6: Final answer
    x = 20,160.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.