Home / 22,901.59-34,353.60-7,318

Finding the Fourth Proportional to 22,901.59, 34,353.60 and 7,318

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Solution

The fourth proportional to 22,901.59, 34,353.60 and 7,318 is: 10,977.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,901.59 : 34,353.60 = 7,318 : x
  2. Step 2: Convert to fraction form
    22,901.59/34,353.60 = 7,318/x
  3. Step 3: Cross multiply
    22,901.59x = 34,353.60 × 7,318
  4. Step 4: Simplify right side
    22,901.59x = 251,399,644.80
  5. Step 5: Solve for x
    x = 251,399,644.80/22,901.59
  6. Step 6: Final answer
    x = 10,977.39

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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.