Home / 39,312.08-54,249.72-22,544

Finding the Fourth Proportional to 39,312.08, 54,249.72 and 22,544

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Solution

The fourth proportional to 39,312.08, 54,249.72 and 22,544 is: 31,110.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,312.08 : 54,249.72 = 22,544 : x
  2. Step 2: Convert to fraction form
    39,312.08/54,249.72 = 22,544/x
  3. Step 3: Cross multiply
    39,312.08x = 54,249.72 × 22,544
  4. Step 4: Simplify right side
    39,312.08x = 1,223,005,687.68
  5. Step 5: Solve for x
    x = 1,223,005,687.68/39,312.08
  6. Step 6: Final answer
    x = 31,110.17

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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.