Home / 15,756.75-23,626.78-4,661.91

Finding the Fourth Proportional to 15,756.75, 23,626.78 and 4,661.91

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Solution

The fourth proportional to 15,756.75, 23,626.78 and 4,661.91 is: 6,990.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,756.75 : 23,626.78 = 4,661.91 : x
  2. Step 2: Convert to fraction form
    15,756.75/23,626.78 = 4,661.91/x
  3. Step 3: Cross multiply
    15,756.75x = 23,626.78 × 4,661.91
  4. Step 4: Simplify right side
    15,756.75x = 110,145,910.30
  5. Step 5: Solve for x
    x = 110,145,910.30/15,756.75
  6. Step 6: Final answer
    x = 6,990.40

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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.