Home / 34,230.15-47,232.94-19,120.89

Finding the Fourth Proportional to 34,230.15, 47,232.94 and 19,120.89

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Solution

The fourth proportional to 34,230.15, 47,232.94 and 19,120.89 is: 26,384.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,230.15 : 47,232.94 = 19,120.89 : x
  2. Step 2: Convert to fraction form
    34,230.15/47,232.94 = 19,120.89/x
  3. Step 3: Cross multiply
    34,230.15x = 47,232.94 × 19,120.89
  4. Step 4: Simplify right side
    34,230.15x = 903,135,850.12
  5. Step 5: Solve for x
    x = 903,135,850.12/34,230.15
  6. Step 6: Final answer
    x = 26,384.22

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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.