Home / 16,278.78-24,419.12-6,283.58

Finding the Fourth Proportional to 16,278.78, 24,419.12 and 6,283.58

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Solution

The fourth proportional to 16,278.78, 24,419.12 and 6,283.58 is: 9,425.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,278.78 : 24,419.12 = 6,283.58 : x
  2. Step 2: Convert to fraction form
    16,278.78/24,419.12 = 6,283.58/x
  3. Step 3: Cross multiply
    16,278.78x = 24,419.12 × 6,283.58
  4. Step 4: Simplify right side
    16,278.78x = 153,439,523.68
  5. Step 5: Solve for x
    x = 153,439,523.68/16,278.78
  6. Step 6: Final answer
    x = 9,425.74

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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.