Home / 29,135.27-43,702.93-12,484.50

Finding the Fourth Proportional to 29,135.27, 43,702.93 and 12,484.50

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Solution

The fourth proportional to 29,135.27, 43,702.93 and 12,484.50 is: 18,726.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,135.27 : 43,702.93 = 12,484.50 : x
  2. Step 2: Convert to fraction form
    29,135.27/43,702.93 = 12,484.50/x
  3. Step 3: Cross multiply
    29,135.27x = 43,702.93 × 12,484.50
  4. Step 4: Simplify right side
    29,135.27x = 545,609,229.59
  5. Step 5: Solve for x
    x = 545,609,229.59/29,135.27
  6. Step 6: Final answer
    x = 18,726.76

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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.