Home / 82,922.90-124,384.26-20,593.40

Finding the Fourth Proportional to 82,922.90, 124,384.26 and 20,593.40

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Solution

The fourth proportional to 82,922.90, 124,384.26 and 20,593.40 is: 30,890.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,922.90 : 124,384.26 = 20,593.40 : x
  2. Step 2: Convert to fraction form
    82,922.90/124,384.26 = 20,593.40/x
  3. Step 3: Cross multiply
    82,922.90x = 124,384.26 × 20,593.40
  4. Step 4: Simplify right side
    82,922.90x = 2,561,494,819.88
  5. Step 5: Solve for x
    x = 2,561,494,819.88/82,922.90
  6. Step 6: Final answer
    x = 30,890.08

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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.