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Finding the Fourth Proportional to 24,435.76, 36,659.76 and 13,339.48

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Solution

The fourth proportional to 24,435.76, 36,659.76 and 13,339.48 is: 20,012.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,435.76 : 36,659.76 = 13,339.48 : x
  2. Step 2: Convert to fraction form
    24,435.76/36,659.76 = 13,339.48/x
  3. Step 3: Cross multiply
    24,435.76x = 36,659.76 × 13,339.48
  4. Step 4: Simplify right side
    24,435.76x = 489,022,135.32
  5. Step 5: Solve for x
    x = 489,022,135.32/24,435.76
  6. Step 6: Final answer
    x = 20,012.56

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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.