Home / 26,616.94-39,932.16-9,977.02

Finding the Fourth Proportional to 26,616.94, 39,932.16 and 9,977.02

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Solution

The fourth proportional to 26,616.94, 39,932.16 and 9,977.02 is: 14,968.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,616.94 : 39,932.16 = 9,977.02 : x
  2. Step 2: Convert to fraction form
    26,616.94/39,932.16 = 9,977.02/x
  3. Step 3: Cross multiply
    26,616.94x = 39,932.16 × 9,977.02
  4. Step 4: Simplify right side
    26,616.94x = 398,403,821.72
  5. Step 5: Solve for x
    x = 398,403,821.72/26,616.94
  6. Step 6: Final answer
    x = 14,968.06

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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.