Home / 17,807.90-26,674.11-11,549.30

Finding the Fourth Proportional to 17,807.90, 26,674.11 and 11,549.30

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Solution

The fourth proportional to 17,807.90, 26,674.11 and 11,549.30 is: 17,299.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,807.90 : 26,674.11 = 11,549.30 : x
  2. Step 2: Convert to fraction form
    17,807.90/26,674.11 = 11,549.30/x
  3. Step 3: Cross multiply
    17,807.90x = 26,674.11 × 11,549.30
  4. Step 4: Simplify right side
    17,807.90x = 308,067,165.25
  5. Step 5: Solve for x
    x = 308,067,165.25/17,807.90
  6. Step 6: Final answer
    x = 17,299.47

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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.