Home / 18,566.64-25,626.42-10,613.52

Finding the Fourth Proportional to 18,566.64, 25,626.42 and 10,613.52

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Solution

The fourth proportional to 18,566.64, 25,626.42 and 10,613.52 is: 14,649.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,566.64 : 25,626.42 = 10,613.52 : x
  2. Step 2: Convert to fraction form
    18,566.64/25,626.42 = 10,613.52/x
  3. Step 3: Cross multiply
    18,566.64x = 25,626.42 × 10,613.52
  4. Step 4: Simplify right side
    18,566.64x = 271,986,521.20
  5. Step 5: Solve for x
    x = 271,986,521.20/18,566.64
  6. Step 6: Final answer
    x = 14,649.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.