Home / 27,551.61-41,328.36-10,915.02

Finding the Fourth Proportional to 27,551.61, 41,328.36 and 10,915.02

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Solution

The fourth proportional to 27,551.61, 41,328.36 and 10,915.02 is: 16,372.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,551.61 : 41,328.36 = 10,915.02 : x
  2. Step 2: Convert to fraction form
    27,551.61/41,328.36 = 10,915.02/x
  3. Step 3: Cross multiply
    27,551.61x = 41,328.36 × 10,915.02
  4. Step 4: Simplify right side
    27,551.61x = 451,099,875.97
  5. Step 5: Solve for x
    x = 451,099,875.97/27,551.61
  6. Step 6: Final answer
    x = 16,372.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.