Home / 17,070.28-25,572.30-11,209.12

Finding the Fourth Proportional to 17,070.28, 25,572.30 and 11,209.12

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Solution

The fourth proportional to 17,070.28, 25,572.30 and 11,209.12 is: 16,791.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,070.28 : 25,572.30 = 11,209.12 : x
  2. Step 2: Convert to fraction form
    17,070.28/25,572.30 = 11,209.12/x
  3. Step 3: Cross multiply
    17,070.28x = 25,572.30 × 11,209.12
  4. Step 4: Simplify right side
    17,070.28x = 286,642,979.38
  5. Step 5: Solve for x
    x = 286,642,979.38/17,070.28
  6. Step 6: Final answer
    x = 16,791.93

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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.