Home / 38,911.72-58,274.01-22,221.16

Finding the Fourth Proportional to 38,911.72, 58,274.01 and 22,221.16

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Solution

The fourth proportional to 38,911.72, 58,274.01 and 22,221.16 is: 33,278.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,911.72 : 58,274.01 = 22,221.16 : x
  2. Step 2: Convert to fraction form
    38,911.72/58,274.01 = 22,221.16/x
  3. Step 3: Cross multiply
    38,911.72x = 58,274.01 × 22,221.16
  4. Step 4: Simplify right side
    38,911.72x = 1,294,916,100.05
  5. Step 5: Solve for x
    x = 1,294,916,100.05/38,911.72
  6. Step 6: Final answer
    x = 33,278.31

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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.