Home / 15,857.24-23,769.45-7,098.30

Finding the Fourth Proportional to 15,857.24, 23,769.45 and 7,098.30

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Solution

The fourth proportional to 15,857.24, 23,769.45 and 7,098.30 is: 10,640.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,857.24 : 23,769.45 = 7,098.30 : x
  2. Step 2: Convert to fraction form
    15,857.24/23,769.45 = 7,098.30/x
  3. Step 3: Cross multiply
    15,857.24x = 23,769.45 × 7,098.30
  4. Step 4: Simplify right side
    15,857.24x = 168,722,686.94
  5. Step 5: Solve for x
    x = 168,722,686.94/15,857.24
  6. Step 6: Final answer
    x = 10,640.11

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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.