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Finding the Fourth Proportional to 23,648.68, 32,632.68 and 13,037.68

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Solution

The fourth proportional to 23,648.68, 32,632.68 and 13,037.68 is: 17,990.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,648.68 : 32,632.68 = 13,037.68 : x
  2. Step 2: Convert to fraction form
    23,648.68/32,632.68 = 13,037.68/x
  3. Step 3: Cross multiply
    23,648.68x = 32,632.68 × 13,037.68
  4. Step 4: Simplify right side
    23,648.68x = 425,454,439.38
  5. Step 5: Solve for x
    x = 425,454,439.38/23,648.68
  6. Step 6: Final answer
    x = 17,990.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.