Home / 25,918.67-35,758.61-16,971.11

Finding the Fourth Proportional to 25,918.67, 35,758.61 and 16,971.11

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Solution

The fourth proportional to 25,918.67, 35,758.61 and 16,971.11 is: 23,414.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,918.67 : 35,758.61 = 16,971.11 : x
  2. Step 2: Convert to fraction form
    25,918.67/35,758.61 = 16,971.11/x
  3. Step 3: Cross multiply
    25,918.67x = 35,758.61 × 16,971.11
  4. Step 4: Simplify right side
    25,918.67x = 606,863,040.11
  5. Step 5: Solve for x
    x = 606,863,040.11/25,918.67
  6. Step 6: Final answer
    x = 23,414.13

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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.