Home / 23,512.64-32,447.66-12,902.65

Finding the Fourth Proportional to 23,512.64, 32,447.66 and 12,902.65

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Solution

The fourth proportional to 23,512.64, 32,447.66 and 12,902.65 is: 17,805.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,512.64 : 32,447.66 = 12,902.65 : x
  2. Step 2: Convert to fraction form
    23,512.64/32,447.66 = 12,902.65/x
  3. Step 3: Cross multiply
    23,512.64x = 32,447.66 × 12,902.65
  4. Step 4: Simplify right side
    23,512.64x = 418,660,654.67
  5. Step 5: Solve for x
    x = 418,660,654.67/23,512.64
  6. Step 6: Final answer
    x = 17,805.77

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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.