Home / 34,120.43-47,085.71-19,013.73

Finding the Fourth Proportional to 34,120.43, 47,085.71 and 19,013.73

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Solution

The fourth proportional to 34,120.43, 47,085.71 and 19,013.73 is: 26,238.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,120.43 : 47,085.71 = 19,013.73 : x
  2. Step 2: Convert to fraction form
    34,120.43/47,085.71 = 19,013.73/x
  3. Step 3: Cross multiply
    34,120.43x = 47,085.71 × 19,013.73
  4. Step 4: Simplify right side
    34,120.43x = 895,274,646.30
  5. Step 5: Solve for x
    x = 895,274,646.30/34,120.43
  6. Step 6: Final answer
    x = 26,238.67

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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.