Home / 17,521.82-26,216.85-10,475.90

Finding the Fourth Proportional to 17,521.82, 26,216.85 and 10,475.90

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Solution

The fourth proportional to 17,521.82, 26,216.85 and 10,475.90 is: 15,674.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,521.82 : 26,216.85 = 10,475.90 : x
  2. Step 2: Convert to fraction form
    17,521.82/26,216.85 = 10,475.90/x
  3. Step 3: Cross multiply
    17,521.82x = 26,216.85 × 10,475.90
  4. Step 4: Simplify right side
    17,521.82x = 274,645,098.92
  5. Step 5: Solve for x
    x = 274,645,098.92/17,521.82
  6. Step 6: Final answer
    x = 15,674.46

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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.