Home / 34,098.30-47,062.17-20,676.87

Finding the Fourth Proportional to 34,098.30, 47,062.17 and 20,676.87

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Solution

The fourth proportional to 34,098.30, 47,062.17 and 20,676.87 is: 28,538.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,098.30 : 47,062.17 = 20,676.87 : x
  2. Step 2: Convert to fraction form
    34,098.30/47,062.17 = 20,676.87/x
  3. Step 3: Cross multiply
    34,098.30x = 47,062.17 × 20,676.87
  4. Step 4: Simplify right side
    34,098.30x = 973,098,371.01
  5. Step 5: Solve for x
    x = 973,098,371.01/34,098.30
  6. Step 6: Final answer
    x = 28,538.03

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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.