Home / 15,499.32-23,248.77-3,812.43

Finding the Fourth Proportional to 15,499.32, 23,248.77 and 3,812.43

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Solution

The fourth proportional to 15,499.32, 23,248.77 and 3,812.43 is: 5,718.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,499.32 : 23,248.77 = 3,812.43 : x
  2. Step 2: Convert to fraction form
    15,499.32/23,248.77 = 3,812.43/x
  3. Step 3: Cross multiply
    15,499.32x = 23,248.77 × 3,812.43
  4. Step 4: Simplify right side
    15,499.32x = 88,634,308.21
  5. Step 5: Solve for x
    x = 88,634,308.21/15,499.32
  6. Step 6: Final answer
    x = 5,718.59

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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.