Home / 13,436.28-20,164.68-6,045.84

Finding the Fourth Proportional to 13,436.28, 20,164.68 and 6,045.84

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Solution

The fourth proportional to 13,436.28, 20,164.68 and 6,045.84 is: 9,073.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,436.28 : 20,164.68 = 6,045.84 : x
  2. Step 2: Convert to fraction form
    13,436.28/20,164.68 = 6,045.84/x
  3. Step 3: Cross multiply
    13,436.28x = 20,164.68 × 6,045.84
  4. Step 4: Simplify right side
    13,436.28x = 121,912,428.93
  5. Step 5: Solve for x
    x = 121,912,428.93/13,436.28
  6. Step 6: Final answer
    x = 9,073.38

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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.