Home / 25,112.96-34,657.80-13,934.96

Finding the Fourth Proportional to 25,112.96, 34,657.80 and 13,934.96

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Solution

The fourth proportional to 25,112.96, 34,657.80 and 13,934.96 is: 19,231.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,112.96 : 34,657.80 = 13,934.96 : x
  2. Step 2: Convert to fraction form
    25,112.96/34,657.80 = 13,934.96/x
  3. Step 3: Cross multiply
    25,112.96x = 34,657.80 × 13,934.96
  4. Step 4: Simplify right side
    25,112.96x = 482,955,056.69
  5. Step 5: Solve for x
    x = 482,955,056.69/25,112.96
  6. Step 6: Final answer
    x = 19,231.31

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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.