Home / 15,967.13-23,942.47-8,577.80

Finding the Fourth Proportional to 15,967.13, 23,942.47 and 8,577.80

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Solution

The fourth proportional to 15,967.13, 23,942.47 and 8,577.80 is: 12,862.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,967.13 : 23,942.47 = 8,577.80 : x
  2. Step 2: Convert to fraction form
    15,967.13/23,942.47 = 8,577.80/x
  3. Step 3: Cross multiply
    15,967.13x = 23,942.47 × 8,577.80
  4. Step 4: Simplify right side
    15,967.13x = 205,373,719.17
  5. Step 5: Solve for x
    x = 205,373,719.17/15,967.13
  6. Step 6: Final answer
    x = 12,862.28

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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.