Home / 50,840.13-76,286.78-36,915.18

Finding the Fourth Proportional to 50,840.13, 76,286.78 and 36,915.18

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Solution

The fourth proportional to 50,840.13, 76,286.78 and 36,915.18 is: 55,392.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,840.13 : 76,286.78 = 36,915.18 : x
  2. Step 2: Convert to fraction form
    50,840.13/76,286.78 = 36,915.18/x
  3. Step 3: Cross multiply
    50,840.13x = 76,286.78 × 36,915.18
  4. Step 4: Simplify right side
    50,840.13x = 2,816,140,215.32
  5. Step 5: Solve for x
    x = 2,816,140,215.32/50,840.13
  6. Step 6: Final answer
    x = 55,392.07

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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.