Home / 34,515.32-47,632.82-19,412.73

Finding the Fourth Proportional to 34,515.32, 47,632.82 and 19,412.73

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Solution

The fourth proportional to 34,515.32, 47,632.82 and 19,412.73 is: 26,790.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,515.32 : 47,632.82 = 19,412.73 : x
  2. Step 2: Convert to fraction form
    34,515.32/47,632.82 = 19,412.73/x
  3. Step 3: Cross multiply
    34,515.32x = 47,632.82 × 19,412.73
  4. Step 4: Simplify right side
    34,515.32x = 924,682,976.73
  5. Step 5: Solve for x
    x = 924,682,976.73/34,515.32
  6. Step 6: Final answer
    x = 26,790.51

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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.