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Finding the Fourth Proportional to 24,404.80, 36,650.40 and 17,838.40

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Solution

The fourth proportional to 24,404.80, 36,650.40 and 17,838.40 is: 26,789.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,404.80 : 36,650.40 = 17,838.40 : x
  2. Step 2: Convert to fraction form
    24,404.80/36,650.40 = 17,838.40/x
  3. Step 3: Cross multiply
    24,404.80x = 36,650.40 × 17,838.40
  4. Step 4: Simplify right side
    24,404.80x = 653,784,495.36
  5. Step 5: Solve for x
    x = 653,784,495.36/24,404.80
  6. Step 6: Final answer
    x = 26,789.18

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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.