Home / 18,354.57-27,534.15-5,206.92

Finding the Fourth Proportional to 18,354.57, 27,534.15 and 5,206.92

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Solution

The fourth proportional to 18,354.57, 27,534.15 and 5,206.92 is: 7,811.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,354.57 : 27,534.15 = 5,206.92 : x
  2. Step 2: Convert to fraction form
    18,354.57/27,534.15 = 5,206.92/x
  3. Step 3: Cross multiply
    18,354.57x = 27,534.15 × 5,206.92
  4. Step 4: Simplify right side
    18,354.57x = 143,368,116.32
  5. Step 5: Solve for x
    x = 143,368,116.32/18,354.57
  6. Step 6: Final answer
    x = 7,811.03

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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.