Home / 12,844.20-19,265-6,274.92

Finding the Fourth Proportional to 12,844.20, 19,265 and 6,274.92

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Solution

The fourth proportional to 12,844.20, 19,265 and 6,274.92 is: 9,411.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,844.20 : 19,265 = 6,274.92 : x
  2. Step 2: Convert to fraction form
    12,844.20/19,265 = 6,274.92/x
  3. Step 3: Cross multiply
    12,844.20x = 19,265 × 6,274.92
  4. Step 4: Simplify right side
    12,844.20x = 120,886,333.80
  5. Step 5: Solve for x
    x = 120,886,333.80/12,844.20
  6. Step 6: Final answer
    x = 9,411.74

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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.