Home / 33,134.61-45,722.34-19,703.27

Finding the Fourth Proportional to 33,134.61, 45,722.34 and 19,703.27

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Solution

The fourth proportional to 33,134.61, 45,722.34 and 19,703.27 is: 27,188.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,134.61 : 45,722.34 = 19,703.27 : x
  2. Step 2: Convert to fraction form
    33,134.61/45,722.34 = 19,703.27/x
  3. Step 3: Cross multiply
    33,134.61x = 45,722.34 × 19,703.27
  4. Step 4: Simplify right side
    33,134.61x = 900,879,724.36
  5. Step 5: Solve for x
    x = 900,879,724.36/33,134.61
  6. Step 6: Final answer
    x = 27,188.48

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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.