Home / 15,409.44-23,113.44-4,165.20

Finding the Fourth Proportional to 15,409.44, 23,113.44 and 4,165.20

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Solution

The fourth proportional to 15,409.44, 23,113.44 and 4,165.20 is: 6,247.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,409.44 : 23,113.44 = 4,165.20 : x
  2. Step 2: Convert to fraction form
    15,409.44/23,113.44 = 4,165.20/x
  3. Step 3: Cross multiply
    15,409.44x = 23,113.44 × 4,165.20
  4. Step 4: Simplify right side
    15,409.44x = 96,272,100.29
  5. Step 5: Solve for x
    x = 96,272,100.29/15,409.44
  6. Step 6: Final answer
    x = 6,247.61

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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.