Home / 22,995.26-31,731.49-12,922.91

Finding the Fourth Proportional to 22,995.26, 31,731.49 and 12,922.91

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Solution

The fourth proportional to 22,995.26, 31,731.49 and 12,922.91 is: 17,832.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,995.26 : 31,731.49 = 12,922.91 : x
  2. Step 2: Convert to fraction form
    22,995.26/31,731.49 = 12,922.91/x
  3. Step 3: Cross multiply
    22,995.26x = 31,731.49 × 12,922.91
  4. Step 4: Simplify right side
    22,995.26x = 410,062,998.47
  5. Step 5: Solve for x
    x = 410,062,998.47/22,995.26
  6. Step 6: Final answer
    x = 17,832.50

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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.