Home / 22,288.55-33,432.48-5,421.71

Finding the Fourth Proportional to 22,288.55, 33,432.48 and 5,421.71

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Solution

The fourth proportional to 22,288.55, 33,432.48 and 5,421.71 is: 8,132.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,288.55 : 33,432.48 = 5,421.71 : x
  2. Step 2: Convert to fraction form
    22,288.55/33,432.48 = 5,421.71/x
  3. Step 3: Cross multiply
    22,288.55x = 33,432.48 × 5,421.71
  4. Step 4: Simplify right side
    22,288.55x = 181,261,294.72
  5. Step 5: Solve for x
    x = 181,261,294.72/22,288.55
  6. Step 6: Final answer
    x = 8,132.49

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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.