Home / 16,538.90-24,752.90-13,577.18

Finding the Fourth Proportional to 16,538.90, 24,752.90 and 13,577.18

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Solution

The fourth proportional to 16,538.90, 24,752.90 and 13,577.18 is: 20,320.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,538.90 : 24,752.90 = 13,577.18 : x
  2. Step 2: Convert to fraction form
    16,538.90/24,752.90 = 13,577.18/x
  3. Step 3: Cross multiply
    16,538.90x = 24,752.90 × 13,577.18
  4. Step 4: Simplify right side
    16,538.90x = 336,074,489.00
  5. Step 5: Solve for x
    x = 336,074,489.00/16,538.90
  6. Step 6: Final answer
    x = 20,320.25

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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.