Home / 28,028.70-38,627.82-23,766.12

Finding the Fourth Proportional to 28,028.70, 38,627.82 and 23,766.12

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Solution

The fourth proportional to 28,028.70, 38,627.82 and 23,766.12 is: 32,753.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,028.70 : 38,627.82 = 23,766.12 : x
  2. Step 2: Convert to fraction form
    28,028.70/38,627.82 = 23,766.12/x
  3. Step 3: Cross multiply
    28,028.70x = 38,627.82 × 23,766.12
  4. Step 4: Simplify right side
    28,028.70x = 918,033,405.46
  5. Step 5: Solve for x
    x = 918,033,405.46/28,028.70
  6. Step 6: Final answer
    x = 32,753.34

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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.