Home / 15,921.18-23,877.68-6,563.86

Finding the Fourth Proportional to 15,921.18, 23,877.68 and 6,563.86

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Solution

The fourth proportional to 15,921.18, 23,877.68 and 6,563.86 is: 9,844.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,921.18 : 23,877.68 = 6,563.86 : x
  2. Step 2: Convert to fraction form
    15,921.18/23,877.68 = 6,563.86/x
  3. Step 3: Cross multiply
    15,921.18x = 23,877.68 × 6,563.86
  4. Step 4: Simplify right side
    15,921.18x = 156,729,656.13
  5. Step 5: Solve for x
    x = 156,729,656.13/15,921.18
  6. Step 6: Final answer
    x = 9,844.10

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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.