Home / 38,665.48-57,998.56-15,291.91

Finding the Fourth Proportional to 38,665.48, 57,998.56 and 15,291.91

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Solution

The fourth proportional to 38,665.48, 57,998.56 and 15,291.91 is: 22,938.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,665.48 : 57,998.56 = 15,291.91 : x
  2. Step 2: Convert to fraction form
    38,665.48/57,998.56 = 15,291.91/x
  3. Step 3: Cross multiply
    38,665.48x = 57,998.56 × 15,291.91
  4. Step 4: Simplify right side
    38,665.48x = 886,908,942.70
  5. Step 5: Solve for x
    x = 886,908,942.70/38,665.48
  6. Step 6: Final answer
    x = 22,938.01

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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.