Home / 38,141.52-57,203.16-13,182.45

Finding the Fourth Proportional to 38,141.52, 57,203.16 and 13,182.45

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Solution

The fourth proportional to 38,141.52, 57,203.16 and 13,182.45 is: 19,770.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,141.52 : 57,203.16 = 13,182.45 : x
  2. Step 2: Convert to fraction form
    38,141.52/57,203.16 = 13,182.45/x
  3. Step 3: Cross multiply
    38,141.52x = 57,203.16 × 13,182.45
  4. Step 4: Simplify right side
    38,141.52x = 754,077,796.54
  5. Step 5: Solve for x
    x = 754,077,796.54/38,141.52
  6. Step 6: Final answer
    x = 19,770.52

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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.