Home / 50,116.80-75,191.04-18,531.84

Finding the Fourth Proportional to 50,116.80, 75,191.04 and 18,531.84

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Solution

The fourth proportional to 50,116.80, 75,191.04 and 18,531.84 is: 27,803.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,116.80 : 75,191.04 = 18,531.84 : x
  2. Step 2: Convert to fraction form
    50,116.80/75,191.04 = 18,531.84/x
  3. Step 3: Cross multiply
    50,116.80x = 75,191.04 × 18,531.84
  4. Step 4: Simplify right side
    50,116.80x = 1,393,428,322.71
  5. Step 5: Solve for x
    x = 1,393,428,322.71/50,116.80
  6. Step 6: Final answer
    x = 27,803.62

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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.