Home / 22,060.27-33,090.12-5,420.38

Finding the Fourth Proportional to 22,060.27, 33,090.12 and 5,420.38

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Solution

The fourth proportional to 22,060.27, 33,090.12 and 5,420.38 is: 8,130.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,060.27 : 33,090.12 = 5,420.38 : x
  2. Step 2: Convert to fraction form
    22,060.27/33,090.12 = 5,420.38/x
  3. Step 3: Cross multiply
    22,060.27x = 33,090.12 × 5,420.38
  4. Step 4: Simplify right side
    22,060.27x = 179,361,024.65
  5. Step 5: Solve for x
    x = 179,361,024.65/22,060.27
  6. Step 6: Final answer
    x = 8,130.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.