Home / 50,172.26-75,211.29-16,869.05

Finding the Fourth Proportional to 50,172.26, 75,211.29 and 16,869.05

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Solution

The fourth proportional to 50,172.26, 75,211.29 and 16,869.05 is: 25,287.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,172.26 : 75,211.29 = 16,869.05 : x
  2. Step 2: Convert to fraction form
    50,172.26/75,211.29 = 16,869.05/x
  3. Step 3: Cross multiply
    50,172.26x = 75,211.29 × 16,869.05
  4. Step 4: Simplify right side
    50,172.26x = 1,268,742,635.52
  5. Step 5: Solve for x
    x = 1,268,742,635.52/50,172.26
  6. Step 6: Final answer
    x = 25,287.73

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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.