Home / 15,439.29-23,126.13-8,849.13

Finding the Fourth Proportional to 15,439.29, 23,126.13 and 8,849.13

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Solution

The fourth proportional to 15,439.29, 23,126.13 and 8,849.13 is: 13,254.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,439.29 : 23,126.13 = 8,849.13 : x
  2. Step 2: Convert to fraction form
    15,439.29/23,126.13 = 8,849.13/x
  3. Step 3: Cross multiply
    15,439.29x = 23,126.13 × 8,849.13
  4. Step 4: Simplify right side
    15,439.29x = 204,646,130.77
  5. Step 5: Solve for x
    x = 204,646,130.77/15,439.29
  6. Step 6: Final answer
    x = 13,254.89

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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.