Home / 34,216.95-47,205.96-19,874.34

Finding the Fourth Proportional to 34,216.95, 47,205.96 and 19,874.34

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Solution

The fourth proportional to 34,216.95, 47,205.96 and 19,874.34 is: 27,418.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,216.95 : 47,205.96 = 19,874.34 : x
  2. Step 2: Convert to fraction form
    34,216.95/47,205.96 = 19,874.34/x
  3. Step 3: Cross multiply
    34,216.95x = 47,205.96 × 19,874.34
  4. Step 4: Simplify right side
    34,216.95x = 938,187,299.07
  5. Step 5: Solve for x
    x = 938,187,299.07/34,216.95
  6. Step 6: Final answer
    x = 27,418.79

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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.