Home / 50,723.20-76,084.80-17,440.30

Finding the Fourth Proportional to 50,723.20, 76,084.80 and 17,440.30

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Solution

The fourth proportional to 50,723.20, 76,084.80 and 17,440.30 is: 26,160.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,723.20 : 76,084.80 = 17,440.30 : x
  2. Step 2: Convert to fraction form
    50,723.20/76,084.80 = 17,440.30/x
  3. Step 3: Cross multiply
    50,723.20x = 76,084.80 × 17,440.30
  4. Step 4: Simplify right side
    50,723.20x = 1,326,941,737.44
  5. Step 5: Solve for x
    x = 1,326,941,737.44/50,723.20
  6. Step 6: Final answer
    x = 26,160.45

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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.