Home / 34,238.16-47,249.01-19,131.39

Finding the Fourth Proportional to 34,238.16, 47,249.01 and 19,131.39

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Solution

The fourth proportional to 34,238.16, 47,249.01 and 19,131.39 is: 26,401.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,238.16 : 47,249.01 = 19,131.39 : x
  2. Step 2: Convert to fraction form
    34,238.16/47,249.01 = 19,131.39/x
  3. Step 3: Cross multiply
    34,238.16x = 47,249.01 × 19,131.39
  4. Step 4: Simplify right side
    34,238.16x = 903,939,237.42
  5. Step 5: Solve for x
    x = 903,939,237.42/34,238.16
  6. Step 6: Final answer
    x = 26,401.51

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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.