Home / 18,493.82-25,521.57-10,110.32

Finding the Fourth Proportional to 18,493.82, 25,521.57 and 10,110.32

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Solution

The fourth proportional to 18,493.82, 25,521.57 and 10,110.32 is: 13,952.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,493.82 : 25,521.57 = 10,110.32 : x
  2. Step 2: Convert to fraction form
    18,493.82/25,521.57 = 10,110.32/x
  3. Step 3: Cross multiply
    18,493.82x = 25,521.57 × 10,110.32
  4. Step 4: Simplify right side
    18,493.82x = 258,031,061.44
  5. Step 5: Solve for x
    x = 258,031,061.44/18,493.82
  6. Step 6: Final answer
    x = 13,952.29

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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.