Home / 29,758.12-44,635.90-8,981

Finding the Fourth Proportional to 29,758.12, 44,635.90 and 8,981

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Solution

The fourth proportional to 29,758.12, 44,635.90 and 8,981 is: 13,471.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,758.12 : 44,635.90 = 8,981 : x
  2. Step 2: Convert to fraction form
    29,758.12/44,635.90 = 8,981/x
  3. Step 3: Cross multiply
    29,758.12x = 44,635.90 × 8,981
  4. Step 4: Simplify right side
    29,758.12x = 400,875,017.90
  5. Step 5: Solve for x
    x = 400,875,017.90/29,758.12
  6. Step 6: Final answer
    x = 13,471.11

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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.