Home / 15,835.90-23,755.21-4,149.12

Finding the Fourth Proportional to 15,835.90, 23,755.21 and 4,149.12

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Solution

The fourth proportional to 15,835.90, 23,755.21 and 4,149.12 is: 6,224.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,835.90 : 23,755.21 = 4,149.12 : x
  2. Step 2: Convert to fraction form
    15,835.90/23,755.21 = 4,149.12/x
  3. Step 3: Cross multiply
    15,835.90x = 23,755.21 × 4,149.12
  4. Step 4: Simplify right side
    15,835.90x = 98,563,216.92
  5. Step 5: Solve for x
    x = 98,563,216.92/15,835.90
  6. Step 6: Final answer
    x = 6,224.04

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1.5x scale

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.