Home / 29,581.02-40,752.42-20,612.24

Finding the Fourth Proportional to 29,581.02, 40,752.42 and 20,612.24

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Solution

The fourth proportional to 29,581.02, 40,752.42 and 20,612.24 is: 28,396.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,581.02 : 40,752.42 = 20,612.24 : x
  2. Step 2: Convert to fraction form
    29,581.02/40,752.42 = 20,612.24/x
  3. Step 3: Cross multiply
    29,581.02x = 40,752.42 × 20,612.24
  4. Step 4: Simplify right side
    29,581.02x = 839,998,661.62
  5. Step 5: Solve for x
    x = 839,998,661.62/29,581.02
  6. Step 6: Final answer
    x = 28,396.54

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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.