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Finding the Fourth Proportional to 24,148.90, 36,211.20 and 14,291.20

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Solution

The fourth proportional to 24,148.90, 36,211.20 and 14,291.20 is: 21,429.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,148.90 : 36,211.20 = 14,291.20 : x
  2. Step 2: Convert to fraction form
    24,148.90/36,211.20 = 14,291.20/x
  3. Step 3: Cross multiply
    24,148.90x = 36,211.20 × 14,291.20
  4. Step 4: Simplify right side
    24,148.90x = 517,501,501.44
  5. Step 5: Solve for x
    x = 517,501,501.44/24,148.90
  6. Step 6: Final answer
    x = 21,429.61

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1.5x scale

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.