Home / 22,805.37-31,476.66-13,376.97

Finding the Fourth Proportional to 22,805.37, 31,476.66 and 13,376.97

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Solution

The fourth proportional to 22,805.37, 31,476.66 and 13,376.97 is: 18,463.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,805.37 : 31,476.66 = 13,376.97 : x
  2. Step 2: Convert to fraction form
    22,805.37/31,476.66 = 13,376.97/x
  3. Step 3: Cross multiply
    22,805.37x = 31,476.66 × 13,376.97
  4. Step 4: Simplify right side
    22,805.37x = 421,062,336.52
  5. Step 5: Solve for x
    x = 421,062,336.52/22,805.37
  6. Step 6: Final answer
    x = 18,463.30

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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.