Home / 40,583.57-60,878.79-10,601.78

Finding the Fourth Proportional to 40,583.57, 60,878.79 and 10,601.78

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Solution

The fourth proportional to 40,583.57, 60,878.79 and 10,601.78 is: 15,903.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,583.57 : 60,878.79 = 10,601.78 : x
  2. Step 2: Convert to fraction form
    40,583.57/60,878.79 = 10,601.78/x
  3. Step 3: Cross multiply
    40,583.57x = 60,878.79 × 10,601.78
  4. Step 4: Simplify right side
    40,583.57x = 645,423,233.85
  5. Step 5: Solve for x
    x = 645,423,233.85/40,583.57
  6. Step 6: Final answer
    x = 15,903.56

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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.