Home / 34,239.08-47,249.04-19,131.84

Finding the Fourth Proportional to 34,239.08, 47,249.04 and 19,131.84

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Solution

The fourth proportional to 34,239.08, 47,249.04 and 19,131.84 is: 26,401.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,239.08 : 47,249.04 = 19,131.84 : x
  2. Step 2: Convert to fraction form
    34,239.08/47,249.04 = 19,131.84/x
  3. Step 3: Cross multiply
    34,239.08x = 47,249.04 × 19,131.84
  4. Step 4: Simplify right side
    34,239.08x = 903,961,073.43
  5. Step 5: Solve for x
    x = 903,961,073.43/34,239.08
  6. Step 6: Final answer
    x = 26,401.44

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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.