Home / 15,613.28-23,427.60-7,292.09

Finding the Fourth Proportional to 15,613.28, 23,427.60 and 7,292.09

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Solution

The fourth proportional to 15,613.28, 23,427.60 and 7,292.09 is: 10,941.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,613.28 : 23,427.60 = 7,292.09 : x
  2. Step 2: Convert to fraction form
    15,613.28/23,427.60 = 7,292.09/x
  3. Step 3: Cross multiply
    15,613.28x = 23,427.60 × 7,292.09
  4. Step 4: Simplify right side
    15,613.28x = 170,836,167.68
  5. Step 5: Solve for x
    x = 170,836,167.68/15,613.28
  6. Step 6: Final answer
    x = 10,941.72

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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.