Home / 45,364.98-62,568.78-40,265.76

Finding the Fourth Proportional to 45,364.98, 62,568.78 and 40,265.76

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Solution

The fourth proportional to 45,364.98, 62,568.78 and 40,265.76 is: 55,535.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,364.98 : 62,568.78 = 40,265.76 : x
  2. Step 2: Convert to fraction form
    45,364.98/62,568.78 = 40,265.76/x
  3. Step 3: Cross multiply
    45,364.98x = 62,568.78 × 40,265.76
  4. Step 4: Simplify right side
    45,364.98x = 2,519,379,478.97
  5. Step 5: Solve for x
    x = 2,519,379,478.97/45,364.98
  6. Step 6: Final answer
    x = 55,535.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.