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Finding the Fourth Proportional to 24,578.58, 36,871.20 and 9,789.06

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Solution

The fourth proportional to 24,578.58, 36,871.20 and 9,789.06 is: 14,684.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,578.58 : 36,871.20 = 9,789.06 : x
  2. Step 2: Convert to fraction form
    24,578.58/36,871.20 = 9,789.06/x
  3. Step 3: Cross multiply
    24,578.58x = 36,871.20 × 9,789.06
  4. Step 4: Simplify right side
    24,578.58x = 360,934,389.07
  5. Step 5: Solve for x
    x = 360,934,389.07/24,578.58
  6. Step 6: Final answer
    x = 14,684.92

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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.