Home / 62,712.28-86,548.26-34,422.76

Finding the Fourth Proportional to 62,712.28, 86,548.26 and 34,422.76

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Solution

The fourth proportional to 62,712.28, 86,548.26 and 34,422.76 is: 47,506.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,712.28 : 86,548.26 = 34,422.76 : x
  2. Step 2: Convert to fraction form
    62,712.28/86,548.26 = 34,422.76/x
  3. Step 3: Cross multiply
    62,712.28x = 86,548.26 × 34,422.76
  4. Step 4: Simplify right side
    62,712.28x = 2,979,229,982.40
  5. Step 5: Solve for x
    x = 2,979,229,982.40/62,712.28
  6. Step 6: Final answer
    x = 47,506.33

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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.