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Finding the Fourth Proportional to 14,765.90, 22,124.19 and 10,375.50

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Solution

The fourth proportional to 14,765.90, 22,124.19 and 10,375.50 is: 15,545.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,765.90 : 22,124.19 = 10,375.50 : x
  2. Step 2: Convert to fraction form
    14,765.90/22,124.19 = 10,375.50/x
  3. Step 3: Cross multiply
    14,765.90x = 22,124.19 × 10,375.50
  4. Step 4: Simplify right side
    14,765.90x = 229,549,533.35
  5. Step 5: Solve for x
    x = 229,549,533.35/14,765.90
  6. Step 6: Final answer
    x = 15,545.92

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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.