Home / 39,749.45-54,851.66-22,753.82

Finding the Fourth Proportional to 39,749.45, 54,851.66 and 22,753.82

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Solution

The fourth proportional to 39,749.45, 54,851.66 and 22,753.82 is: 31,398.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,749.45 : 54,851.66 = 22,753.82 : x
  2. Step 2: Convert to fraction form
    39,749.45/54,851.66 = 22,753.82/x
  3. Step 3: Cross multiply
    39,749.45x = 54,851.66 × 22,753.82
  4. Step 4: Simplify right side
    39,749.45x = 1,248,084,798.34
  5. Step 5: Solve for x
    x = 1,248,084,798.34/39,749.45
  6. Step 6: Final answer
    x = 31,398.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.