Home / 23,501.50-32,432.07-12,891.16

Finding the Fourth Proportional to 23,501.50, 32,432.07 and 12,891.16

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Solution

The fourth proportional to 23,501.50, 32,432.07 and 12,891.16 is: 17,789.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,501.50 : 32,432.07 = 12,891.16 : x
  2. Step 2: Convert to fraction form
    23,501.50/32,432.07 = 12,891.16/x
  3. Step 3: Cross multiply
    23,501.50x = 32,432.07 × 12,891.16
  4. Step 4: Simplify right side
    23,501.50x = 418,086,922.42
  5. Step 5: Solve for x
    x = 418,086,922.42/23,501.50
  6. Step 6: Final answer
    x = 17,789.80

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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.