Home / 18,097.43-27,129.33-7,011.36

Finding the Fourth Proportional to 18,097.43, 27,129.33 and 7,011.36

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Solution

The fourth proportional to 18,097.43, 27,129.33 and 7,011.36 is: 10,510.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,097.43 : 27,129.33 = 7,011.36 : x
  2. Step 2: Convert to fraction form
    18,097.43/27,129.33 = 7,011.36/x
  3. Step 3: Cross multiply
    18,097.43x = 27,129.33 × 7,011.36
  4. Step 4: Simplify right side
    18,097.43x = 190,213,499.19
  5. Step 5: Solve for x
    x = 190,213,499.19/18,097.43
  6. Step 6: Final answer
    x = 10,510.53

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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.