Home / 45,094.29-67,644.41-11,815.17

Finding the Fourth Proportional to 45,094.29, 67,644.41 and 11,815.17

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Solution

The fourth proportional to 45,094.29, 67,644.41 and 11,815.17 is: 17,723.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,094.29 : 67,644.41 = 11,815.17 : x
  2. Step 2: Convert to fraction form
    45,094.29/67,644.41 = 11,815.17/x
  3. Step 3: Cross multiply
    45,094.29x = 67,644.41 × 11,815.17
  4. Step 4: Simplify right side
    45,094.29x = 799,230,203.70
  5. Step 5: Solve for x
    x = 799,230,203.70/45,094.29
  6. Step 6: Final answer
    x = 17,723.53

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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.