Home / 38,000.26-57,012.87-18,276.22

Finding the Fourth Proportional to 38,000.26, 57,012.87 and 18,276.22

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Solution

The fourth proportional to 38,000.26, 57,012.87 and 18,276.22 is: 27,420.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,000.26 : 57,012.87 = 18,276.22 : x
  2. Step 2: Convert to fraction form
    38,000.26/57,012.87 = 18,276.22/x
  3. Step 3: Cross multiply
    38,000.26x = 57,012.87 × 18,276.22
  4. Step 4: Simplify right side
    38,000.26x = 1,041,979,754.95
  5. Step 5: Solve for x
    x = 1,041,979,754.95/38,000.26
  6. Step 6: Final answer
    x = 27,420.33

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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.