Home / 15,510.38-23,252.07-9,965.30

Finding the Fourth Proportional to 15,510.38, 23,252.07 and 9,965.30

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Solution

The fourth proportional to 15,510.38, 23,252.07 and 9,965.30 is: 14,939.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,510.38 : 23,252.07 = 9,965.30 : x
  2. Step 2: Convert to fraction form
    15,510.38/23,252.07 = 9,965.30/x
  3. Step 3: Cross multiply
    15,510.38x = 23,252.07 × 9,965.30
  4. Step 4: Simplify right side
    15,510.38x = 231,713,853.17
  5. Step 5: Solve for x
    x = 231,713,853.17/15,510.38
  6. Step 6: Final answer
    x = 14,939.28

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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.