Home / 34,168.14-47,144.40-19,825.74

Finding the Fourth Proportional to 34,168.14, 47,144.40 and 19,825.74

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Solution

The fourth proportional to 34,168.14, 47,144.40 and 19,825.74 is: 27,355.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,168.14 : 47,144.40 = 19,825.74 : x
  2. Step 2: Convert to fraction form
    34,168.14/47,144.40 = 19,825.74/x
  3. Step 3: Cross multiply
    34,168.14x = 47,144.40 × 19,825.74
  4. Step 4: Simplify right side
    34,168.14x = 934,672,616.86
  5. Step 5: Solve for x
    x = 934,672,616.86/34,168.14
  6. Step 6: Final answer
    x = 27,355.09

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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.