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Finding the Fourth Proportional to 23,340.52, 35,025.13 and 12,255.17

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Solution

The fourth proportional to 23,340.52, 35,025.13 and 12,255.17 is: 18,390.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,340.52 : 35,025.13 = 12,255.17 : x
  2. Step 2: Convert to fraction form
    23,340.52/35,025.13 = 12,255.17/x
  3. Step 3: Cross multiply
    23,340.52x = 35,025.13 × 12,255.17
  4. Step 4: Simplify right side
    23,340.52x = 429,238,762.62
  5. Step 5: Solve for x
    x = 429,238,762.62/23,340.52
  6. Step 6: Final answer
    x = 18,390.28

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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.