Home / 16,878.39-25,317.26-5,040.18

Finding the Fourth Proportional to 16,878.39, 25,317.26 and 5,040.18

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Solution

The fourth proportional to 16,878.39, 25,317.26 and 5,040.18 is: 7,560.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,878.39 : 25,317.26 = 5,040.18 : x
  2. Step 2: Convert to fraction form
    16,878.39/25,317.26 = 5,040.18/x
  3. Step 3: Cross multiply
    16,878.39x = 25,317.26 × 5,040.18
  4. Step 4: Simplify right side
    16,878.39x = 127,603,636.15
  5. Step 5: Solve for x
    x = 127,603,636.15/16,878.39
  6. Step 6: Final answer
    x = 7,560.18

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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.