Home / 16,518.23-24,781.13-7,159.82

Finding the Fourth Proportional to 16,518.23, 24,781.13 and 7,159.82

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Solution

The fourth proportional to 16,518.23, 24,781.13 and 7,159.82 is: 10,741.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,518.23 : 24,781.13 = 7,159.82 : x
  2. Step 2: Convert to fraction form
    16,518.23/24,781.13 = 7,159.82/x
  3. Step 3: Cross multiply
    16,518.23x = 24,781.13 × 7,159.82
  4. Step 4: Simplify right side
    16,518.23x = 177,428,430.20
  5. Step 5: Solve for x
    x = 177,428,430.20/16,518.23
  6. Step 6: Final answer
    x = 10,741.37

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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.