Home / 15,115.07-22,680.27-6,793.40

Finding the Fourth Proportional to 15,115.07, 22,680.27 and 6,793.40

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Solution

The fourth proportional to 15,115.07, 22,680.27 and 6,793.40 is: 10,193.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,115.07 : 22,680.27 = 6,793.40 : x
  2. Step 2: Convert to fraction form
    15,115.07/22,680.27 = 6,793.40/x
  3. Step 3: Cross multiply
    15,115.07x = 22,680.27 × 6,793.40
  4. Step 4: Simplify right side
    15,115.07x = 154,076,032.82
  5. Step 5: Solve for x
    x = 154,076,032.82/15,115.07
  6. Step 6: Final answer
    x = 10,193.54

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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.