Home / 17,077.80-25,616.67-4,765.80

Finding the Fourth Proportional to 17,077.80, 25,616.67 and 4,765.80

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Solution

The fourth proportional to 17,077.80, 25,616.67 and 4,765.80 is: 7,148.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,077.80 : 25,616.67 = 4,765.80 : x
  2. Step 2: Convert to fraction form
    17,077.80/25,616.67 = 4,765.80/x
  3. Step 3: Cross multiply
    17,077.80x = 25,616.67 × 4,765.80
  4. Step 4: Simplify right side
    17,077.80x = 122,083,925.89
  5. Step 5: Solve for x
    x = 122,083,925.89/17,077.80
  6. Step 6: Final answer
    x = 7,148.69

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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.