Home / 15,471.36-23,186.07-7,133.04

Finding the Fourth Proportional to 15,471.36, 23,186.07 and 7,133.04

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Solution

The fourth proportional to 15,471.36, 23,186.07 and 7,133.04 is: 10,689.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,471.36 : 23,186.07 = 7,133.04 : x
  2. Step 2: Convert to fraction form
    15,471.36/23,186.07 = 7,133.04/x
  3. Step 3: Cross multiply
    15,471.36x = 23,186.07 × 7,133.04
  4. Step 4: Simplify right side
    15,471.36x = 165,387,164.75
  5. Step 5: Solve for x
    x = 165,387,164.75/15,471.36
  6. Step 6: Final answer
    x = 10,689.89

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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.