Home / 40,405.04-55,757.40-22,500.80

Finding the Fourth Proportional to 40,405.04, 55,757.40 and 22,500.80

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Solution

The fourth proportional to 40,405.04, 55,757.40 and 22,500.80 is: 31,050.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,405.04 : 55,757.40 = 22,500.80 : x
  2. Step 2: Convert to fraction form
    40,405.04/55,757.40 = 22,500.80/x
  3. Step 3: Cross multiply
    40,405.04x = 55,757.40 × 22,500.80
  4. Step 4: Simplify right side
    40,405.04x = 1,254,586,105.92
  5. Step 5: Solve for x
    x = 1,254,586,105.92/40,405.04
  6. Step 6: Final answer
    x = 31,050.24

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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.