Home / 13,934.52-19,229.67-7,967.34

Finding the Fourth Proportional to 13,934.52, 19,229.67 and 7,967.34

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Solution

The fourth proportional to 13,934.52, 19,229.67 and 7,967.34 is: 10,994.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,934.52 : 19,229.67 = 7,967.34 : x
  2. Step 2: Convert to fraction form
    13,934.52/19,229.67 = 7,967.34/x
  3. Step 3: Cross multiply
    13,934.52x = 19,229.67 × 7,967.34
  4. Step 4: Simplify right side
    13,934.52x = 153,209,318.98
  5. Step 5: Solve for x
    x = 153,209,318.98/13,934.52
  6. Step 6: Final answer
    x = 10,994.95

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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.