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Finding the Fourth Proportional to 24,585.58, 36,880.53 and 7,939.18

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Solution

The fourth proportional to 24,585.58, 36,880.53 and 7,939.18 is: 11,909.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,585.58 : 36,880.53 = 7,939.18 : x
  2. Step 2: Convert to fraction form
    24,585.58/36,880.53 = 7,939.18/x
  3. Step 3: Cross multiply
    24,585.58x = 36,880.53 × 7,939.18
  4. Step 4: Simplify right side
    24,585.58x = 292,801,166.17
  5. Step 5: Solve for x
    x = 292,801,166.17/24,585.58
  6. Step 6: Final answer
    x = 11,909.47

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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.