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Finding the Fourth Proportional to 23,672.52, 35,529.66 and 13,798.20

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Solution

The fourth proportional to 23,672.52, 35,529.66 and 13,798.20 is: 20,709.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,672.52 : 35,529.66 = 13,798.20 : x
  2. Step 2: Convert to fraction form
    23,672.52/35,529.66 = 13,798.20/x
  3. Step 3: Cross multiply
    23,672.52x = 35,529.66 × 13,798.20
  4. Step 4: Simplify right side
    23,672.52x = 490,245,354.61
  5. Step 5: Solve for x
    x = 490,245,354.61/23,672.52
  6. Step 6: Final answer
    x = 20,709.47

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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.