Home / 15,751.45-23,626.59-3,905.26

Finding the Fourth Proportional to 15,751.45, 23,626.59 and 3,905.26

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Solution

The fourth proportional to 15,751.45, 23,626.59 and 3,905.26 is: 5,857.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,751.45 : 23,626.59 = 3,905.26 : x
  2. Step 2: Convert to fraction form
    15,751.45/23,626.59 = 3,905.26/x
  3. Step 3: Cross multiply
    15,751.45x = 23,626.59 × 3,905.26
  4. Step 4: Simplify right side
    15,751.45x = 92,267,976.86
  5. Step 5: Solve for x
    x = 92,267,976.86/15,751.45
  6. Step 6: Final answer
    x = 5,857.74

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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.