Home / 15,473.70-23,210.99-3,786.91

Finding the Fourth Proportional to 15,473.70, 23,210.99 and 3,786.91

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Solution

The fourth proportional to 15,473.70, 23,210.99 and 3,786.91 is: 5,680.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,473.70 : 23,210.99 = 3,786.91 : x
  2. Step 2: Convert to fraction form
    15,473.70/23,210.99 = 3,786.91/x
  3. Step 3: Cross multiply
    15,473.70x = 23,210.99 × 3,786.91
  4. Step 4: Simplify right side
    15,473.70x = 87,897,930.14
  5. Step 5: Solve for x
    x = 87,897,930.14/15,473.70
  6. Step 6: Final answer
    x = 5,680.47

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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.