Home / 16,977.11-23,427.31-9,423.08

Finding the Fourth Proportional to 16,977.11, 23,427.31 and 9,423.08

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Solution

The fourth proportional to 16,977.11, 23,427.31 and 9,423.08 is: 13,003.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,977.11 : 23,427.31 = 9,423.08 : x
  2. Step 2: Convert to fraction form
    16,977.11/23,427.31 = 9,423.08/x
  3. Step 3: Cross multiply
    16,977.11x = 23,427.31 × 9,423.08
  4. Step 4: Simplify right side
    16,977.11x = 220,757,451.33
  5. Step 5: Solve for x
    x = 220,757,451.33/16,977.11
  6. Step 6: Final answer
    x = 13,003.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.