Home / 23,538.15-32,484.66-12,929.85

Finding the Fourth Proportional to 23,538.15, 32,484.66 and 12,929.85

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Solution

The fourth proportional to 23,538.15, 32,484.66 and 12,929.85 is: 17,844.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,538.15 : 32,484.66 = 12,929.85 : x
  2. Step 2: Convert to fraction form
    23,538.15/32,484.66 = 12,929.85/x
  3. Step 3: Cross multiply
    23,538.15x = 32,484.66 × 12,929.85
  4. Step 4: Simplify right side
    23,538.15x = 420,021,781.10
  5. Step 5: Solve for x
    x = 420,021,781.10/23,538.15
  6. Step 6: Final answer
    x = 17,844.30

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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.