Home / 15,964.32-23,948.16-6,111.90

Finding the Fourth Proportional to 15,964.32, 23,948.16 and 6,111.90

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Solution

The fourth proportional to 15,964.32, 23,948.16 and 6,111.90 is: 9,168.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,964.32 : 23,948.16 = 6,111.90 : x
  2. Step 2: Convert to fraction form
    15,964.32/23,948.16 = 6,111.90/x
  3. Step 3: Cross multiply
    15,964.32x = 23,948.16 × 6,111.90
  4. Step 4: Simplify right side
    15,964.32x = 146,368,759.10
  5. Step 5: Solve for x
    x = 146,368,759.10/15,964.32
  6. Step 6: Final answer
    x = 9,168.49

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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.