Home / 13,436.31-20,147.55-6,034.41

Finding the Fourth Proportional to 13,436.31, 20,147.55 and 6,034.41

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Solution

The fourth proportional to 13,436.31, 20,147.55 and 6,034.41 is: 9,048.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,436.31 : 20,147.55 = 6,034.41 : x
  2. Step 2: Convert to fraction form
    13,436.31/20,147.55 = 6,034.41/x
  3. Step 3: Cross multiply
    13,436.31x = 20,147.55 × 6,034.41
  4. Step 4: Simplify right side
    13,436.31x = 121,578,591.38
  5. Step 5: Solve for x
    x = 121,578,591.38/13,436.31
  6. Step 6: Final answer
    x = 9,048.51

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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.