Home / 34,882.20-52,323.30-20,885.40

Finding the Fourth Proportional to 34,882.20, 52,323.30 and 20,885.40

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Solution

The fourth proportional to 34,882.20, 52,323.30 and 20,885.40 is: 31,328.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,882.20 : 52,323.30 = 20,885.40 : x
  2. Step 2: Convert to fraction form
    34,882.20/52,323.30 = 20,885.40/x
  3. Step 3: Cross multiply
    34,882.20x = 52,323.30 × 20,885.40
  4. Step 4: Simplify right side
    34,882.20x = 1,092,793,049.82
  5. Step 5: Solve for x
    x = 1,092,793,049.82/34,882.20
  6. Step 6: Final answer
    x = 31,328.10

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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.