Home / 15,728.60-23,589.36-4,636.04

Finding the Fourth Proportional to 15,728.60, 23,589.36 and 4,636.04

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Solution

The fourth proportional to 15,728.60, 23,589.36 and 4,636.04 is: 6,953.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,728.60 : 23,589.36 = 4,636.04 : x
  2. Step 2: Convert to fraction form
    15,728.60/23,589.36 = 4,636.04/x
  3. Step 3: Cross multiply
    15,728.60x = 23,589.36 × 4,636.04
  4. Step 4: Simplify right side
    15,728.60x = 109,361,216.53
  5. Step 5: Solve for x
    x = 109,361,216.53/15,728.60
  6. Step 6: Final answer
    x = 6,953.02

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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.