Home / 13,554.41-20,332.68-3,694.08

Finding the Fourth Proportional to 13,554.41, 20,332.68 and 3,694.08

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Solution

The fourth proportional to 13,554.41, 20,332.68 and 3,694.08 is: 5,541.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,554.41 : 20,332.68 = 3,694.08 : x
  2. Step 2: Convert to fraction form
    13,554.41/20,332.68 = 3,694.08/x
  3. Step 3: Cross multiply
    13,554.41x = 20,332.68 × 3,694.08
  4. Step 4: Simplify right side
    13,554.41x = 75,110,528.06
  5. Step 5: Solve for x
    x = 75,110,528.06/13,554.41
  6. Step 6: Final answer
    x = 5,541.41

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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.