Home / 20,817.27-31,230.47-6,026.79

Finding the Fourth Proportional to 20,817.27, 31,230.47 and 6,026.79

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Solution

The fourth proportional to 20,817.27, 31,230.47 and 6,026.79 is: 9,041.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,817.27 : 31,230.47 = 6,026.79 : x
  2. Step 2: Convert to fraction form
    20,817.27/31,230.47 = 6,026.79/x
  3. Step 3: Cross multiply
    20,817.27x = 31,230.47 × 6,026.79
  4. Step 4: Simplify right side
    20,817.27x = 188,219,454.16
  5. Step 5: Solve for x
    x = 188,219,454.16/20,817.27
  6. Step 6: Final answer
    x = 9,041.51

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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.