Home / 15,085.20-22,598.52-7,475.64

Finding the Fourth Proportional to 15,085.20, 22,598.52 and 7,475.64

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Solution

The fourth proportional to 15,085.20, 22,598.52 and 7,475.64 is: 11,198.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,085.20 : 22,598.52 = 7,475.64 : x
  2. Step 2: Convert to fraction form
    15,085.20/22,598.52 = 7,475.64/x
  3. Step 3: Cross multiply
    15,085.20x = 22,598.52 × 7,475.64
  4. Step 4: Simplify right side
    15,085.20x = 168,938,400.05
  5. Step 5: Solve for x
    x = 168,938,400.05/15,085.20
  6. Step 6: Final answer
    x = 11,198.95

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1.5x scale

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.