Home / 22,281.22-33,421.20-7,490.98

Finding the Fourth Proportional to 22,281.22, 33,421.20 and 7,490.98

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Solution

The fourth proportional to 22,281.22, 33,421.20 and 7,490.98 is: 11,236.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,281.22 : 33,421.20 = 7,490.98 : x
  2. Step 2: Convert to fraction form
    22,281.22/33,421.20 = 7,490.98/x
  3. Step 3: Cross multiply
    22,281.22x = 33,421.20 × 7,490.98
  4. Step 4: Simplify right side
    22,281.22x = 250,357,540.78
  5. Step 5: Solve for x
    x = 250,357,540.78/22,281.22
  6. Step 6: Final answer
    x = 11,236.26

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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.