Home / 28,113.24-38,795.19-16,180.41

Finding the Fourth Proportional to 28,113.24, 38,795.19 and 16,180.41

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Solution

The fourth proportional to 28,113.24, 38,795.19 and 16,180.41 is: 22,328.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,113.24 : 38,795.19 = 16,180.41 : x
  2. Step 2: Convert to fraction form
    28,113.24/38,795.19 = 16,180.41/x
  3. Step 3: Cross multiply
    28,113.24x = 38,795.19 × 16,180.41
  4. Step 4: Simplify right side
    28,113.24x = 627,722,080.23
  5. Step 5: Solve for x
    x = 627,722,080.23/28,113.24
  6. Step 6: Final answer
    x = 22,328.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.