Home / 26,915.24-37,139.94-15,584.96

Finding the Fourth Proportional to 26,915.24, 37,139.94 and 15,584.96

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Solution

The fourth proportional to 26,915.24, 37,139.94 and 15,584.96 is: 21,505.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,915.24 : 37,139.94 = 15,584.96 : x
  2. Step 2: Convert to fraction form
    26,915.24/37,139.94 = 15,584.96/x
  3. Step 3: Cross multiply
    26,915.24x = 37,139.94 × 15,584.96
  4. Step 4: Simplify right side
    26,915.24x = 578,824,479.30
  5. Step 5: Solve for x
    x = 578,824,479.30/26,915.24
  6. Step 6: Final answer
    x = 21,505.45

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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.