Home / 40,000.28-55,199.31-22,094.90

Finding the Fourth Proportional to 40,000.28, 55,199.31 and 22,094.90

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Solution

The fourth proportional to 40,000.28, 55,199.31 and 22,094.90 is: 30,490.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,000.28 : 55,199.31 = 22,094.90 : x
  2. Step 2: Convert to fraction form
    40,000.28/55,199.31 = 22,094.90/x
  3. Step 3: Cross multiply
    40,000.28x = 55,199.31 × 22,094.90
  4. Step 4: Simplify right side
    40,000.28x = 1,219,622,958.52
  5. Step 5: Solve for x
    x = 1,219,622,958.52/40,000.28
  6. Step 6: Final answer
    x = 30,490.36

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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.