Home / 38,381.66-57,572.48-14,991.69

Finding the Fourth Proportional to 38,381.66, 57,572.48 and 14,991.69

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Solution

The fourth proportional to 38,381.66, 57,572.48 and 14,991.69 is: 22,487.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,381.66 : 57,572.48 = 14,991.69 : x
  2. Step 2: Convert to fraction form
    38,381.66/57,572.48 = 14,991.69/x
  3. Step 3: Cross multiply
    38,381.66x = 57,572.48 × 14,991.69
  4. Step 4: Simplify right side
    38,381.66x = 863,108,772.69
  5. Step 5: Solve for x
    x = 863,108,772.69/38,381.66
  6. Step 6: Final answer
    x = 22,487.53

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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.