Home / 20,526.50-30,767.18-8,044.20

Finding the Fourth Proportional to 20,526.50, 30,767.18 and 8,044.20

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Solution

The fourth proportional to 20,526.50, 30,767.18 and 8,044.20 is: 12,057.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,526.50 : 30,767.18 = 8,044.20 : x
  2. Step 2: Convert to fraction form
    20,526.50/30,767.18 = 8,044.20/x
  3. Step 3: Cross multiply
    20,526.50x = 30,767.18 × 8,044.20
  4. Step 4: Simplify right side
    20,526.50x = 247,497,309.14
  5. Step 5: Solve for x
    x = 247,497,309.14/20,526.50
  6. Step 6: Final answer
    x = 12,057.45

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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.