Home / 34,222.15-47,224.62-19,115.75

Finding the Fourth Proportional to 34,222.15, 47,224.62 and 19,115.75

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Solution

The fourth proportional to 34,222.15, 47,224.62 and 19,115.75 is: 26,378.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,222.15 : 47,224.62 = 19,115.75 : x
  2. Step 2: Convert to fraction form
    34,222.15/47,224.62 = 19,115.75/x
  3. Step 3: Cross multiply
    34,222.15x = 47,224.62 × 19,115.75
  4. Step 4: Simplify right side
    34,222.15x = 902,733,882.19
  5. Step 5: Solve for x
    x = 902,733,882.19/34,222.15
  6. Step 6: Final answer
    x = 26,378.65

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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.