Home / 38,460.23-57,687.61-10,381.89

Finding the Fourth Proportional to 38,460.23, 57,687.61 and 10,381.89

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Solution

The fourth proportional to 38,460.23, 57,687.61 and 10,381.89 is: 15,572.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,460.23 : 57,687.61 = 10,381.89 : x
  2. Step 2: Convert to fraction form
    38,460.23/57,687.61 = 10,381.89/x
  3. Step 3: Cross multiply
    38,460.23x = 57,687.61 × 10,381.89
  4. Step 4: Simplify right side
    38,460.23x = 598,906,081.04
  5. Step 5: Solve for x
    x = 598,906,081.04/38,460.23
  6. Step 6: Final answer
    x = 15,572.09

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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.