Home / 13,250.38-18,285.14-7,282.04

Finding the Fourth Proportional to 13,250.38, 18,285.14 and 7,282.04

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Solution

The fourth proportional to 13,250.38, 18,285.14 and 7,282.04 is: 10,049.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,250.38 : 18,285.14 = 7,282.04 : x
  2. Step 2: Convert to fraction form
    13,250.38/18,285.14 = 7,282.04/x
  3. Step 3: Cross multiply
    13,250.38x = 18,285.14 × 7,282.04
  4. Step 4: Simplify right side
    13,250.38x = 133,153,029.46
  5. Step 5: Solve for x
    x = 133,153,029.46/13,250.38
  6. Step 6: Final answer
    x = 10,049.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.