Home / 38,089.73-57,143.71-15,890.77

Finding the Fourth Proportional to 38,089.73, 57,143.71 and 15,890.77

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Solution

The fourth proportional to 38,089.73, 57,143.71 and 15,890.77 is: 23,839.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,089.73 : 57,143.71 = 15,890.77 : x
  2. Step 2: Convert to fraction form
    38,089.73/57,143.71 = 15,890.77/x
  3. Step 3: Cross multiply
    38,089.73x = 57,143.71 × 15,890.77
  4. Step 4: Simplify right side
    38,089.73x = 908,057,552.56
  5. Step 5: Solve for x
    x = 908,057,552.56/38,089.73
  6. Step 6: Final answer
    x = 23,839.96

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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.