Home / 38,422.63-57,659.82-13,462.88

Finding the Fourth Proportional to 38,422.63, 57,659.82 and 13,462.88

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Solution

The fourth proportional to 38,422.63, 57,659.82 and 13,462.88 is: 20,203.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,422.63 : 57,659.82 = 13,462.88 : x
  2. Step 2: Convert to fraction form
    38,422.63/57,659.82 = 13,462.88/x
  3. Step 3: Cross multiply
    38,422.63x = 57,659.82 × 13,462.88
  4. Step 4: Simplify right side
    38,422.63x = 776,267,498.79
  5. Step 5: Solve for x
    x = 776,267,498.79/38,422.63
  6. Step 6: Final answer
    x = 20,203.39

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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.