Home / 25,194.84-34,769.70-13,865.15

Finding the Fourth Proportional to 25,194.84, 34,769.70 and 13,865.15

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Solution

The fourth proportional to 25,194.84, 34,769.70 and 13,865.15 is: 19,134.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,194.84 : 34,769.70 = 13,865.15 : x
  2. Step 2: Convert to fraction form
    25,194.84/34,769.70 = 13,865.15/x
  3. Step 3: Cross multiply
    25,194.84x = 34,769.70 × 13,865.15
  4. Step 4: Simplify right side
    25,194.84x = 482,087,105.96
  5. Step 5: Solve for x
    x = 482,087,105.96/25,194.84
  6. Step 6: Final answer
    x = 19,134.36

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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.