Home / 15,922.28-23,880.32-15,132.02

Finding the Fourth Proportional to 15,922.28, 23,880.32 and 15,132.02

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Solution

The fourth proportional to 15,922.28, 23,880.32 and 15,132.02 is: 22,695.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,922.28 : 23,880.32 = 15,132.02 : x
  2. Step 2: Convert to fraction form
    15,922.28/23,880.32 = 15,132.02/x
  3. Step 3: Cross multiply
    15,922.28x = 23,880.32 × 15,132.02
  4. Step 4: Simplify right side
    15,922.28x = 361,357,479.85
  5. Step 5: Solve for x
    x = 361,357,479.85/15,922.28
  6. Step 6: Final answer
    x = 22,695.08

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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.