Home / 38,869.77-58,313.16-12,577.17

Finding the Fourth Proportional to 38,869.77, 58,313.16 and 12,577.17

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Solution

The fourth proportional to 38,869.77, 58,313.16 and 12,577.17 is: 18,868.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,869.77 : 58,313.16 = 12,577.17 : x
  2. Step 2: Convert to fraction form
    38,869.77/58,313.16 = 12,577.17/x
  3. Step 3: Cross multiply
    38,869.77x = 58,313.16 × 12,577.17
  4. Step 4: Simplify right side
    38,869.77x = 733,414,526.56
  5. Step 5: Solve for x
    x = 733,414,526.56/38,869.77
  6. Step 6: Final answer
    x = 18,868.51

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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.