Home / 20,817.86-31,226.74-6,026.76

Finding the Fourth Proportional to 20,817.86, 31,226.74 and 6,026.76

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Solution

The fourth proportional to 20,817.86, 31,226.74 and 6,026.76 is: 9,040.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,817.86 : 31,226.74 = 6,026.76 : x
  2. Step 2: Convert to fraction form
    20,817.86/31,226.74 = 6,026.76/x
  3. Step 3: Cross multiply
    20,817.86x = 31,226.74 × 6,026.76
  4. Step 4: Simplify right side
    20,817.86x = 188,196,052.50
  5. Step 5: Solve for x
    x = 188,196,052.50/20,817.86
  6. Step 6: Final answer
    x = 9,040.13

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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.