Home / 13,488.08-20,232.12-6,274.52

Finding the Fourth Proportional to 13,488.08, 20,232.12 and 6,274.52

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Solution

The fourth proportional to 13,488.08, 20,232.12 and 6,274.52 is: 9,411.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,488.08 : 20,232.12 = 6,274.52 : x
  2. Step 2: Convert to fraction form
    13,488.08/20,232.12 = 6,274.52/x
  3. Step 3: Cross multiply
    13,488.08x = 20,232.12 × 6,274.52
  4. Step 4: Simplify right side
    13,488.08x = 126,946,841.58
  5. Step 5: Solve for x
    x = 126,946,841.58/13,488.08
  6. Step 6: Final answer
    x = 9,411.78

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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.