Home / 17,010.69-25,510.36-7,148.13

Finding the Fourth Proportional to 17,010.69, 25,510.36 and 7,148.13

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Solution

The fourth proportional to 17,010.69, 25,510.36 and 7,148.13 is: 10,719.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,010.69 : 25,510.36 = 7,148.13 : x
  2. Step 2: Convert to fraction form
    17,010.69/25,510.36 = 7,148.13/x
  3. Step 3: Cross multiply
    17,010.69x = 25,510.36 × 7,148.13
  4. Step 4: Simplify right side
    17,010.69x = 182,351,351.76
  5. Step 5: Solve for x
    x = 182,351,351.76/17,010.69
  6. Step 6: Final answer
    x = 10,719.81

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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.