Home / 33,134.52-49,701.54-13,412.79

Finding the Fourth Proportional to 33,134.52, 49,701.54 and 13,412.79

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Solution

The fourth proportional to 33,134.52, 49,701.54 and 13,412.79 is: 20,119.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,134.52 : 49,701.54 = 13,412.79 : x
  2. Step 2: Convert to fraction form
    33,134.52/49,701.54 = 13,412.79/x
  3. Step 3: Cross multiply
    33,134.52x = 49,701.54 × 13,412.79
  4. Step 4: Simplify right side
    33,134.52x = 666,636,318.70
  5. Step 5: Solve for x
    x = 666,636,318.70/33,134.52
  6. Step 6: Final answer
    x = 20,119.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.