Home / 34,234.57-47,237.95-19,126.65

Finding the Fourth Proportional to 34,234.57, 47,237.95 and 19,126.65

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Solution

The fourth proportional to 34,234.57, 47,237.95 and 19,126.65 is: 26,391.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,234.57 : 47,237.95 = 19,126.65 : x
  2. Step 2: Convert to fraction form
    34,234.57/47,237.95 = 19,126.65/x
  3. Step 3: Cross multiply
    34,234.57x = 47,237.95 × 19,126.65
  4. Step 4: Simplify right side
    34,234.57x = 903,503,736.37
  5. Step 5: Solve for x
    x = 903,503,736.37/34,234.57
  6. Step 6: Final answer
    x = 26,391.56

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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.