Home / 45,198.86-67,802.07-15,604.70

Finding the Fourth Proportional to 45,198.86, 67,802.07 and 15,604.70

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Solution

The fourth proportional to 45,198.86, 67,802.07 and 15,604.70 is: 23,408.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,198.86 : 67,802.07 = 15,604.70 : x
  2. Step 2: Convert to fraction form
    45,198.86/67,802.07 = 15,604.70/x
  3. Step 3: Cross multiply
    45,198.86x = 67,802.07 × 15,604.70
  4. Step 4: Simplify right side
    45,198.86x = 1,058,030,961.73
  5. Step 5: Solve for x
    x = 1,058,030,961.73/45,198.86
  6. Step 6: Final answer
    x = 23,408.36

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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.