Home / 17,068.40-25,603.40-5,382.52

Finding the Fourth Proportional to 17,068.40, 25,603.40 and 5,382.52

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Solution

The fourth proportional to 17,068.40, 25,603.40 and 5,382.52 is: 8,074.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,068.40 : 25,603.40 = 5,382.52 : x
  2. Step 2: Convert to fraction form
    17,068.40/25,603.40 = 5,382.52/x
  3. Step 3: Cross multiply
    17,068.40x = 25,603.40 × 5,382.52
  4. Step 4: Simplify right side
    17,068.40x = 137,810,812.57
  5. Step 5: Solve for x
    x = 137,810,812.57/17,068.40
  6. Step 6: Final answer
    x = 8,074.03

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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.