Home / 22,222.17-33,333.19-7,427.70

Finding the Fourth Proportional to 22,222.17, 33,333.19 and 7,427.70

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Solution

The fourth proportional to 22,222.17, 33,333.19 and 7,427.70 is: 11,141.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,222.17 : 33,333.19 = 7,427.70 : x
  2. Step 2: Convert to fraction form
    22,222.17/33,333.19 = 7,427.70/x
  3. Step 3: Cross multiply
    22,222.17x = 33,333.19 × 7,427.70
  4. Step 4: Simplify right side
    22,222.17x = 247,588,916.79
  5. Step 5: Solve for x
    x = 247,588,916.79/22,222.17
  6. Step 6: Final answer
    x = 11,141.53

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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.