Home / 34,156.11-47,135.21-19,048.95

Finding the Fourth Proportional to 34,156.11, 47,135.21 and 19,048.95

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Solution

The fourth proportional to 34,156.11, 47,135.21 and 19,048.95 is: 26,287.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,156.11 : 47,135.21 = 19,048.95 : x
  2. Step 2: Convert to fraction form
    34,156.11/47,135.21 = 19,048.95/x
  3. Step 3: Cross multiply
    34,156.11x = 47,135.21 × 19,048.95
  4. Step 4: Simplify right side
    34,156.11x = 897,876,163.28
  5. Step 5: Solve for x
    x = 897,876,163.28/34,156.11
  6. Step 6: Final answer
    x = 26,287.42

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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.