Home / 23,155.54-34,734.84-9,114.46

Finding the Fourth Proportional to 23,155.54, 34,734.84 and 9,114.46

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Solution

The fourth proportional to 23,155.54, 34,734.84 and 9,114.46 is: 13,672.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,155.54 : 34,734.84 = 9,114.46 : x
  2. Step 2: Convert to fraction form
    23,155.54/34,734.84 = 9,114.46/x
  3. Step 3: Cross multiply
    23,155.54x = 34,734.84 × 9,114.46
  4. Step 4: Simplify right side
    23,155.54x = 316,589,309.79
  5. Step 5: Solve for x
    x = 316,589,309.79/23,155.54
  6. Step 6: Final answer
    x = 13,672.29

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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.