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Finding the Fourth Proportional to 24,449.60, 36,674.40 and 19,438.40

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Solution

The fourth proportional to 24,449.60, 36,674.40 and 19,438.40 is: 29,157.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,449.60 : 36,674.40 = 19,438.40 : x
  2. Step 2: Convert to fraction form
    24,449.60/36,674.40 = 19,438.40/x
  3. Step 3: Cross multiply
    24,449.60x = 36,674.40 × 19,438.40
  4. Step 4: Simplify right side
    24,449.60x = 712,891,656.96
  5. Step 5: Solve for x
    x = 712,891,656.96/24,449.60
  6. Step 6: Final answer
    x = 29,157.60

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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.