Home / 40,739.68-56,217.72-24,821.56

Finding the Fourth Proportional to 40,739.68, 56,217.72 and 24,821.56

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Solution

The fourth proportional to 40,739.68, 56,217.72 and 24,821.56 is: 34,251.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,739.68 : 56,217.72 = 24,821.56 : x
  2. Step 2: Convert to fraction form
    40,739.68/56,217.72 = 24,821.56/x
  3. Step 3: Cross multiply
    40,739.68x = 56,217.72 × 24,821.56
  4. Step 4: Simplify right side
    40,739.68x = 1,395,411,510.04
  5. Step 5: Solve for x
    x = 1,395,411,510.04/40,739.68
  6. Step 6: Final answer
    x = 34,251.90

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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.