Home / 17,616.06-26,420.18-5,133.42

Finding the Fourth Proportional to 17,616.06, 26,420.18 and 5,133.42

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Solution

The fourth proportional to 17,616.06, 26,420.18 and 5,133.42 is: 7,698.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,616.06 : 26,420.18 = 5,133.42 : x
  2. Step 2: Convert to fraction form
    17,616.06/26,420.18 = 5,133.42/x
  3. Step 3: Cross multiply
    17,616.06x = 26,420.18 × 5,133.42
  4. Step 4: Simplify right side
    17,616.06x = 135,625,854.75
  5. Step 5: Solve for x
    x = 135,625,854.75/17,616.06
  6. Step 6: Final answer
    x = 7,698.99

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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.