Home / 29,582.02-40,753.80-20,613.24

Finding the Fourth Proportional to 29,582.02, 40,753.80 and 20,613.24

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Solution

The fourth proportional to 29,582.02, 40,753.80 and 20,613.24 is: 28,397.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,582.02 : 40,753.80 = 20,613.24 : x
  2. Step 2: Convert to fraction form
    29,582.02/40,753.80 = 20,613.24/x
  3. Step 3: Cross multiply
    29,582.02x = 40,753.80 × 20,613.24
  4. Step 4: Simplify right side
    29,582.02x = 840,067,860.31
  5. Step 5: Solve for x
    x = 840,067,860.31/29,582.02
  6. Step 6: Final answer
    x = 28,397.92

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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.