Home / 38,730.64-58,088.97-10,267.78

Finding the Fourth Proportional to 38,730.64, 58,088.97 and 10,267.78

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Solution

The fourth proportional to 38,730.64, 58,088.97 and 10,267.78 is: 15,399.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,730.64 : 58,088.97 = 10,267.78 : x
  2. Step 2: Convert to fraction form
    38,730.64/58,088.97 = 10,267.78/x
  3. Step 3: Cross multiply
    38,730.64x = 58,088.97 × 10,267.78
  4. Step 4: Simplify right side
    38,730.64x = 596,444,764.39
  5. Step 5: Solve for x
    x = 596,444,764.39/38,730.64
  6. Step 6: Final answer
    x = 15,399.82

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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.