Home / 34,230.65-47,233.62-19,121.39

Finding the Fourth Proportional to 34,230.65, 47,233.62 and 19,121.39

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Solution

The fourth proportional to 34,230.65, 47,233.62 and 19,121.39 is: 26,384.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,230.65 : 47,233.62 = 19,121.39 : x
  2. Step 2: Convert to fraction form
    34,230.65/47,233.62 = 19,121.39/x
  3. Step 3: Cross multiply
    34,230.65x = 47,233.62 × 19,121.39
  4. Step 4: Simplify right side
    34,230.65x = 903,172,232.96
  5. Step 5: Solve for x
    x = 903,172,232.96/34,230.65
  6. Step 6: Final answer
    x = 26,384.90

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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.