Home / 40,237.89-55,525.68-22,332.90

Finding the Fourth Proportional to 40,237.89, 55,525.68 and 22,332.90

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Solution

The fourth proportional to 40,237.89, 55,525.68 and 22,332.90 is: 30,817.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,237.89 : 55,525.68 = 22,332.90 : x
  2. Step 2: Convert to fraction form
    40,237.89/55,525.68 = 22,332.90/x
  3. Step 3: Cross multiply
    40,237.89x = 55,525.68 × 22,332.90
  4. Step 4: Simplify right side
    40,237.89x = 1,240,049,458.87
  5. Step 5: Solve for x
    x = 1,240,049,458.87/40,237.89
  6. Step 6: Final answer
    x = 30,817.95

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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.