Home / 13,019.09-17,966.25-7,050.62

Finding the Fourth Proportional to 13,019.09, 17,966.25 and 7,050.62

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Solution

The fourth proportional to 13,019.09, 17,966.25 and 7,050.62 is: 9,729.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,019.09 : 17,966.25 = 7,050.62 : x
  2. Step 2: Convert to fraction form
    13,019.09/17,966.25 = 7,050.62/x
  3. Step 3: Cross multiply
    13,019.09x = 17,966.25 × 7,050.62
  4. Step 4: Simplify right side
    13,019.09x = 126,673,272.93
  5. Step 5: Solve for x
    x = 126,673,272.93/13,019.09
  6. Step 6: Final answer
    x = 9,729.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.