Home / 20,026.06-30,045.11-5,986.55

Finding the Fourth Proportional to 20,026.06, 30,045.11 and 5,986.55

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Solution

The fourth proportional to 20,026.06, 30,045.11 and 5,986.55 is: 8,981.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,026.06 : 30,045.11 = 5,986.55 : x
  2. Step 2: Convert to fraction form
    20,026.06/30,045.11 = 5,986.55/x
  3. Step 3: Cross multiply
    20,026.06x = 30,045.11 × 5,986.55
  4. Step 4: Simplify right side
    20,026.06x = 179,866,446.13
  5. Step 5: Solve for x
    x = 179,866,446.13/20,026.06
  6. Step 6: Final answer
    x = 8,981.62

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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.