Home / 15,244.78-22,851.49-6,930.58

Finding the Fourth Proportional to 15,244.78, 22,851.49 and 6,930.58

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Solution

The fourth proportional to 15,244.78, 22,851.49 and 6,930.58 is: 10,388.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,244.78 : 22,851.49 = 6,930.58 : x
  2. Step 2: Convert to fraction form
    15,244.78/22,851.49 = 6,930.58/x
  3. Step 3: Cross multiply
    15,244.78x = 22,851.49 × 6,930.58
  4. Step 4: Simplify right side
    15,244.78x = 158,374,079.56
  5. Step 5: Solve for x
    x = 158,374,079.56/15,244.78
  6. Step 6: Final answer
    x = 10,388.74

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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.