Home / 12,853.28-19,274.88-4,531.52

Finding the Fourth Proportional to 12,853.28, 19,274.88 and 4,531.52

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Solution

The fourth proportional to 12,853.28, 19,274.88 and 4,531.52 is: 6,795.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,853.28 : 19,274.88 = 4,531.52 : x
  2. Step 2: Convert to fraction form
    12,853.28/19,274.88 = 4,531.52/x
  3. Step 3: Cross multiply
    12,853.28x = 19,274.88 × 4,531.52
  4. Step 4: Simplify right side
    12,853.28x = 87,344,504.22
  5. Step 5: Solve for x
    x = 87,344,504.22/12,853.28
  6. Step 6: Final answer
    x = 6,795.50

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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.