Home / 38,713.29-58,064.47-12,414.62

Finding the Fourth Proportional to 38,713.29, 58,064.47 and 12,414.62

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Solution

The fourth proportional to 38,713.29, 58,064.47 and 12,414.62 is: 18,620.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,713.29 : 58,064.47 = 12,414.62 : x
  2. Step 2: Convert to fraction form
    38,713.29/58,064.47 = 12,414.62/x
  3. Step 3: Cross multiply
    38,713.29x = 58,064.47 × 12,414.62
  4. Step 4: Simplify right side
    38,713.29x = 720,848,152.98
  5. Step 5: Solve for x
    x = 720,848,152.98/38,713.29
  6. Step 6: Final answer
    x = 18,620.17

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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.