Home / 22,081.20-33,125.08-7,291.68

Finding the Fourth Proportional to 22,081.20, 33,125.08 and 7,291.68

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Solution

The fourth proportional to 22,081.20, 33,125.08 and 7,291.68 is: 10,938.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,081.20 : 33,125.08 = 7,291.68 : x
  2. Step 2: Convert to fraction form
    22,081.20/33,125.08 = 7,291.68/x
  3. Step 3: Cross multiply
    22,081.20x = 33,125.08 × 7,291.68
  4. Step 4: Simplify right side
    22,081.20x = 241,537,483.33
  5. Step 5: Solve for x
    x = 241,537,483.33/22,081.20
  6. Step 6: Final answer
    x = 10,938.60

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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.