Home / 15,562.78-23,344.12-3,876.01

Finding the Fourth Proportional to 15,562.78, 23,344.12 and 3,876.01

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Solution

The fourth proportional to 15,562.78, 23,344.12 and 3,876.01 is: 5,814.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,562.78 : 23,344.12 = 3,876.01 : x
  2. Step 2: Convert to fraction form
    15,562.78/23,344.12 = 3,876.01/x
  3. Step 3: Cross multiply
    15,562.78x = 23,344.12 × 3,876.01
  4. Step 4: Simplify right side
    15,562.78x = 90,482,042.56
  5. Step 5: Solve for x
    x = 90,482,042.56/15,562.78
  6. Step 6: Final answer
    x = 5,814.00

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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.