Home / 22,147.76-33,215.98-6,561.74

Finding the Fourth Proportional to 22,147.76, 33,215.98 and 6,561.74

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Solution

The fourth proportional to 22,147.76, 33,215.98 and 6,561.74 is: 9,840.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,147.76 : 33,215.98 = 6,561.74 : x
  2. Step 2: Convert to fraction form
    22,147.76/33,215.98 = 6,561.74/x
  3. Step 3: Cross multiply
    22,147.76x = 33,215.98 × 6,561.74
  4. Step 4: Simplify right side
    22,147.76x = 217,954,624.61
  5. Step 5: Solve for x
    x = 217,954,624.61/22,147.76
  6. Step 6: Final answer
    x = 9,840.93

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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.