Home / 13,554.42-20,331.81-6,532.95

Finding the Fourth Proportional to 13,554.42, 20,331.81 and 6,532.95

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Solution

The fourth proportional to 13,554.42, 20,331.81 and 6,532.95 is: 9,799.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,554.42 : 20,331.81 = 6,532.95 : x
  2. Step 2: Convert to fraction form
    13,554.42/20,331.81 = 6,532.95/x
  3. Step 3: Cross multiply
    13,554.42x = 20,331.81 × 6,532.95
  4. Step 4: Simplify right side
    13,554.42x = 132,826,698.14
  5. Step 5: Solve for x
    x = 132,826,698.14/13,554.42
  6. Step 6: Final answer
    x = 9,799.51

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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.