Home / 22,995.20-31,733.66-12,923.06

Finding the Fourth Proportional to 22,995.20, 31,733.66 and 12,923.06

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Solution

The fourth proportional to 22,995.20, 31,733.66 and 12,923.06 is: 17,833.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,995.20 : 31,733.66 = 12,923.06 : x
  2. Step 2: Convert to fraction form
    22,995.20/31,733.66 = 12,923.06/x
  3. Step 3: Cross multiply
    22,995.20x = 31,733.66 × 12,923.06
  4. Step 4: Simplify right side
    22,995.20x = 410,095,865.84
  5. Step 5: Solve for x
    x = 410,095,865.84/22,995.20
  6. Step 6: Final answer
    x = 17,833.97

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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.