Home / 15,661.30-23,492.94-5,132.41

Finding the Fourth Proportional to 15,661.30, 23,492.94 and 5,132.41

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Solution

The fourth proportional to 15,661.30, 23,492.94 and 5,132.41 is: 7,698.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,661.30 : 23,492.94 = 5,132.41 : x
  2. Step 2: Convert to fraction form
    15,661.30/23,492.94 = 5,132.41/x
  3. Step 3: Cross multiply
    15,661.30x = 23,492.94 × 5,132.41
  4. Step 4: Simplify right side
    15,661.30x = 120,575,454.35
  5. Step 5: Solve for x
    x = 120,575,454.35/15,661.30
  6. Step 6: Final answer
    x = 7,698.94

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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.