Home / 45,635.12-68,454.57-15,669.95

Finding the Fourth Proportional to 45,635.12, 68,454.57 and 15,669.95

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Solution

The fourth proportional to 45,635.12, 68,454.57 and 15,669.95 is: 23,505.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,635.12 : 68,454.57 = 15,669.95 : x
  2. Step 2: Convert to fraction form
    45,635.12/68,454.57 = 15,669.95/x
  3. Step 3: Cross multiply
    45,635.12x = 68,454.57 × 15,669.95
  4. Step 4: Simplify right side
    45,635.12x = 1,072,679,346.90
  5. Step 5: Solve for x
    x = 1,072,679,346.90/45,635.12
  6. Step 6: Final answer
    x = 23,505.57

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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.