Home / 13,444.68-20,164.29-8,444.82

Finding the Fourth Proportional to 13,444.68, 20,164.29 and 8,444.82

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Solution

The fourth proportional to 13,444.68, 20,164.29 and 8,444.82 is: 12,665.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,444.68 : 20,164.29 = 8,444.82 : x
  2. Step 2: Convert to fraction form
    13,444.68/20,164.29 = 8,444.82/x
  3. Step 3: Cross multiply
    13,444.68x = 20,164.29 × 8,444.82
  4. Step 4: Simplify right side
    13,444.68x = 170,283,799.48
  5. Step 5: Solve for x
    x = 170,283,799.48/13,444.68
  6. Step 6: Final answer
    x = 12,665.52

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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.