Home / 23,720.86-32,734.89-12,965.95

Finding the Fourth Proportional to 23,720.86, 32,734.89 and 12,965.95

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Solution

The fourth proportional to 23,720.86, 32,734.89 and 12,965.95 is: 17,893.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,720.86 : 32,734.89 = 12,965.95 : x
  2. Step 2: Convert to fraction form
    23,720.86/32,734.89 = 12,965.95/x
  3. Step 3: Cross multiply
    23,720.86x = 32,734.89 × 12,965.95
  4. Step 4: Simplify right side
    23,720.86x = 424,438,882.17
  5. Step 5: Solve for x
    x = 424,438,882.17/23,720.86
  6. Step 6: Final answer
    x = 17,893.06

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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.