Home / 45,974.20-68,961.28-14,809.45

Finding the Fourth Proportional to 45,974.20, 68,961.28 and 14,809.45

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Solution

The fourth proportional to 45,974.20, 68,961.28 and 14,809.45 is: 22,214.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,974.20 : 68,961.28 = 14,809.45 : x
  2. Step 2: Convert to fraction form
    45,974.20/68,961.28 = 14,809.45/x
  3. Step 3: Cross multiply
    45,974.20x = 68,961.28 × 14,809.45
  4. Step 4: Simplify right side
    45,974.20x = 1,021,278,628.10
  5. Step 5: Solve for x
    x = 1,021,278,628.10/45,974.20
  6. Step 6: Final answer
    x = 22,214.17

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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.