Home / 26,491.41-36,558.24-15,881.04

Finding the Fourth Proportional to 26,491.41, 36,558.24 and 15,881.04

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Solution

The fourth proportional to 26,491.41, 36,558.24 and 15,881.04 is: 21,915.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,491.41 : 36,558.24 = 15,881.04 : x
  2. Step 2: Convert to fraction form
    26,491.41/36,558.24 = 15,881.04/x
  3. Step 3: Cross multiply
    26,491.41x = 36,558.24 × 15,881.04
  4. Step 4: Simplify right side
    26,491.41x = 580,582,871.77
  5. Step 5: Solve for x
    x = 580,582,871.77/26,491.41
  6. Step 6: Final answer
    x = 21,915.89

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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.