Home / 23,184.12-34,778.73-7,385.47

Finding the Fourth Proportional to 23,184.12, 34,778.73 and 7,385.47

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Solution

The fourth proportional to 23,184.12, 34,778.73 and 7,385.47 is: 11,079.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,184.12 : 34,778.73 = 7,385.47 : x
  2. Step 2: Convert to fraction form
    23,184.12/34,778.73 = 7,385.47/x
  3. Step 3: Cross multiply
    23,184.12x = 34,778.73 × 7,385.47
  4. Step 4: Simplify right side
    23,184.12x = 256,857,310.53
  5. Step 5: Solve for x
    x = 256,857,310.53/23,184.12
  6. Step 6: Final answer
    x = 11,079.02

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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.