Home / 22,281.06-33,422.40-7,490.46

Finding the Fourth Proportional to 22,281.06, 33,422.40 and 7,490.46

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Solution

The fourth proportional to 22,281.06, 33,422.40 and 7,490.46 is: 11,235.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,281.06 : 33,422.40 = 7,490.46 : x
  2. Step 2: Convert to fraction form
    22,281.06/33,422.40 = 7,490.46/x
  3. Step 3: Cross multiply
    22,281.06x = 33,422.40 × 7,490.46
  4. Step 4: Simplify right side
    22,281.06x = 250,349,150.30
  5. Step 5: Solve for x
    x = 250,349,150.30/22,281.06
  6. Step 6: Final answer
    x = 11,235.96

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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.