Home / 26,753.08-40,116.12-15,663.28

Finding the Fourth Proportional to 26,753.08, 40,116.12 and 15,663.28

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Solution

The fourth proportional to 26,753.08, 40,116.12 and 15,663.28 is: 23,487.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,753.08 : 40,116.12 = 15,663.28 : x
  2. Step 2: Convert to fraction form
    26,753.08/40,116.12 = 15,663.28/x
  3. Step 3: Cross multiply
    26,753.08x = 40,116.12 × 15,663.28
  4. Step 4: Simplify right side
    26,753.08x = 628,350,020.07
  5. Step 5: Solve for x
    x = 628,350,020.07/26,753.08
  6. Step 6: Final answer
    x = 23,487.02

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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.