Home / 16,712.76-25,069.14-13,577.88

Finding the Fourth Proportional to 16,712.76, 25,069.14 and 13,577.88

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Solution

The fourth proportional to 16,712.76, 25,069.14 and 13,577.88 is: 20,366.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,712.76 : 25,069.14 = 13,577.88 : x
  2. Step 2: Convert to fraction form
    16,712.76/25,069.14 = 13,577.88/x
  3. Step 3: Cross multiply
    16,712.76x = 25,069.14 × 13,577.88
  4. Step 4: Simplify right side
    16,712.76x = 340,385,774.62
  5. Step 5: Solve for x
    x = 340,385,774.62/16,712.76
  6. Step 6: Final answer
    x = 20,366.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.