Home / 13,508.32-20,264.52-6,112.63

Finding the Fourth Proportional to 13,508.32, 20,264.52 and 6,112.63

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Solution

The fourth proportional to 13,508.32, 20,264.52 and 6,112.63 is: 9,169.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,508.32 : 20,264.52 = 6,112.63 : x
  2. Step 2: Convert to fraction form
    13,508.32/20,264.52 = 6,112.63/x
  3. Step 3: Cross multiply
    13,508.32x = 20,264.52 × 6,112.63
  4. Step 4: Simplify right side
    13,508.32x = 123,869,512.89
  5. Step 5: Solve for x
    x = 123,869,512.89/13,508.32
  6. Step 6: Final answer
    x = 9,169.87

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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.