Home / 19,950.08-27,529.84-10,997.08

Finding the Fourth Proportional to 19,950.08, 27,529.84 and 10,997.08

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Solution

The fourth proportional to 19,950.08, 27,529.84 and 10,997.08 is: 15,175.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,950.08 : 27,529.84 = 10,997.08 : x
  2. Step 2: Convert to fraction form
    19,950.08/27,529.84 = 10,997.08/x
  3. Step 3: Cross multiply
    19,950.08x = 27,529.84 × 10,997.08
  4. Step 4: Simplify right side
    19,950.08x = 302,747,852.87
  5. Step 5: Solve for x
    x = 302,747,852.87/19,950.08
  6. Step 6: Final answer
    x = 15,175.27

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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.