Home / 45,008.10-67,470.41-15,418.90

Finding the Fourth Proportional to 45,008.10, 67,470.41 and 15,418.90

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Solution

The fourth proportional to 45,008.10, 67,470.41 and 15,418.90 is: 23,114.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,008.10 : 67,470.41 = 15,418.90 : x
  2. Step 2: Convert to fraction form
    45,008.10/67,470.41 = 15,418.90/x
  3. Step 3: Cross multiply
    45,008.10x = 67,470.41 × 15,418.90
  4. Step 4: Simplify right side
    45,008.10x = 1,040,319,504.75
  5. Step 5: Solve for x
    x = 1,040,319,504.75/45,008.10
  6. Step 6: Final answer
    x = 23,114.05

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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.