Home / 22,048.29-30,426.48-11,976.66

Finding the Fourth Proportional to 22,048.29, 30,426.48 and 11,976.66

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Solution

The fourth proportional to 22,048.29, 30,426.48 and 11,976.66 is: 16,527.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,048.29 : 30,426.48 = 11,976.66 : x
  2. Step 2: Convert to fraction form
    22,048.29/30,426.48 = 11,976.66/x
  3. Step 3: Cross multiply
    22,048.29x = 30,426.48 × 11,976.66
  4. Step 4: Simplify right side
    22,048.29x = 364,407,605.96
  5. Step 5: Solve for x
    x = 364,407,605.96/22,048.29
  6. Step 6: Final answer
    x = 16,527.70

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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.