Home / 38,911.85-58,274.19-22,221.29

Finding the Fourth Proportional to 38,911.85, 58,274.19 and 22,221.29

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Solution

The fourth proportional to 38,911.85, 58,274.19 and 22,221.29 is: 33,278.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,911.85 : 58,274.19 = 22,221.29 : x
  2. Step 2: Convert to fraction form
    38,911.85/58,274.19 = 22,221.29/x
  3. Step 3: Cross multiply
    38,911.85x = 58,274.19 × 22,221.29
  4. Step 4: Simplify right side
    38,911.85x = 1,294,927,273.03
  5. Step 5: Solve for x
    x = 1,294,927,273.03/38,911.85
  6. Step 6: Final answer
    x = 33,278.49

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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.