Home / 15,717.32-23,572.32-4,621.04

Finding the Fourth Proportional to 15,717.32, 23,572.32 and 4,621.04

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Solution

The fourth proportional to 15,717.32, 23,572.32 and 4,621.04 is: 6,930.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,717.32 : 23,572.32 = 4,621.04 : x
  2. Step 2: Convert to fraction form
    15,717.32/23,572.32 = 4,621.04/x
  3. Step 3: Cross multiply
    15,717.32x = 23,572.32 × 4,621.04
  4. Step 4: Simplify right side
    15,717.32x = 108,928,633.61
  5. Step 5: Solve for x
    x = 108,928,633.61/15,717.32
  6. Step 6: Final answer
    x = 6,930.48

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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.