Home / 36,387.47-54,606.27-12,695.15

Finding the Fourth Proportional to 36,387.47, 54,606.27 and 12,695.15

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Solution

The fourth proportional to 36,387.47, 54,606.27 and 12,695.15 is: 19,051.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,387.47 : 54,606.27 = 12,695.15 : x
  2. Step 2: Convert to fraction form
    36,387.47/54,606.27 = 12,695.15/x
  3. Step 3: Cross multiply
    36,387.47x = 54,606.27 × 12,695.15
  4. Step 4: Simplify right side
    36,387.47x = 693,234,788.59
  5. Step 5: Solve for x
    x = 693,234,788.59/36,387.47
  6. Step 6: Final answer
    x = 19,051.47

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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.