Home / 22,995.71-31,734.36-12,923.56

Finding the Fourth Proportional to 22,995.71, 31,734.36 and 12,923.56

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Solution

The fourth proportional to 22,995.71, 31,734.36 and 12,923.56 is: 17,834.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,995.71 : 31,734.36 = 12,923.56 : x
  2. Step 2: Convert to fraction form
    22,995.71/31,734.36 = 12,923.56/x
  3. Step 3: Cross multiply
    22,995.71x = 31,734.36 × 12,923.56
  4. Step 4: Simplify right side
    22,995.71x = 410,120,682.23
  5. Step 5: Solve for x
    x = 410,120,682.23/22,995.71
  6. Step 6: Final answer
    x = 17,834.66

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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.