Home / 40,197.52-55,475.90-22,298.30

Finding the Fourth Proportional to 40,197.52, 55,475.90 and 22,298.30

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Solution

The fourth proportional to 40,197.52, 55,475.90 and 22,298.30 is: 30,773.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,197.52 : 55,475.90 = 22,298.30 : x
  2. Step 2: Convert to fraction form
    40,197.52/55,475.90 = 22,298.30/x
  3. Step 3: Cross multiply
    40,197.52x = 55,475.90 × 22,298.30
  4. Step 4: Simplify right side
    40,197.52x = 1,237,018,149.48
  5. Step 5: Solve for x
    x = 1,237,018,149.48/40,197.52
  6. Step 6: Final answer
    x = 30,773.50

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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.