Home / 22,061.28-33,091.62-5,421.38

Finding the Fourth Proportional to 22,061.28, 33,091.62 and 5,421.38

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Solution

The fourth proportional to 22,061.28, 33,091.62 and 5,421.38 is: 8,132.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,061.28 : 33,091.62 = 5,421.38 : x
  2. Step 2: Convert to fraction form
    22,061.28/33,091.62 = 5,421.38/x
  3. Step 3: Cross multiply
    22,061.28x = 33,091.62 × 5,421.38
  4. Step 4: Simplify right side
    22,061.28x = 179,402,246.84
  5. Step 5: Solve for x
    x = 179,402,246.84/22,061.28
  6. Step 6: Final answer
    x = 8,132.00

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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.