Home / 27,388.66-37,793.10-15,451.30

Finding the Fourth Proportional to 27,388.66, 37,793.10 and 15,451.30

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Solution

The fourth proportional to 27,388.66, 37,793.10 and 15,451.30 is: 21,320.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,388.66 : 37,793.10 = 15,451.30 : x
  2. Step 2: Convert to fraction form
    27,388.66/37,793.10 = 15,451.30/x
  3. Step 3: Cross multiply
    27,388.66x = 37,793.10 × 15,451.30
  4. Step 4: Simplify right side
    27,388.66x = 583,952,526.03
  5. Step 5: Solve for x
    x = 583,952,526.03/27,388.66
  6. Step 6: Final answer
    x = 21,320.96

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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.