Home / 15,479.08-23,227.85-5,619.13

Finding the Fourth Proportional to 15,479.08, 23,227.85 and 5,619.13

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Solution

The fourth proportional to 15,479.08, 23,227.85 and 5,619.13 is: 8,432.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,479.08 : 23,227.85 = 5,619.13 : x
  2. Step 2: Convert to fraction form
    15,479.08/23,227.85 = 5,619.13/x
  3. Step 3: Cross multiply
    15,479.08x = 23,227.85 × 5,619.13
  4. Step 4: Simplify right side
    15,479.08x = 130,520,308.77
  5. Step 5: Solve for x
    x = 130,520,308.77/15,479.08
  6. Step 6: Final answer
    x = 8,432.05

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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.