Home / 38,920.64-58,287.33-22,230.05

Finding the Fourth Proportional to 38,920.64, 58,287.33 and 22,230.05

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Solution

The fourth proportional to 38,920.64, 58,287.33 and 22,230.05 is: 33,291.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,920.64 : 58,287.33 = 22,230.05 : x
  2. Step 2: Convert to fraction form
    38,920.64/58,287.33 = 22,230.05/x
  3. Step 3: Cross multiply
    38,920.64x = 58,287.33 × 22,230.05
  4. Step 4: Simplify right side
    38,920.64x = 1,295,729,968.83
  5. Step 5: Solve for x
    x = 1,295,729,968.83/38,920.64
  6. Step 6: Final answer
    x = 33,291.59

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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.