Home / 15,879.99-23,964.09-15,350.62

Finding the Fourth Proportional to 15,879.99, 23,964.09 and 15,350.62

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Solution

The fourth proportional to 15,879.99, 23,964.09 and 15,350.62 is: 23,165.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,879.99 : 23,964.09 = 15,350.62 : x
  2. Step 2: Convert to fraction form
    15,879.99/23,964.09 = 15,350.62/x
  3. Step 3: Cross multiply
    15,879.99x = 23,964.09 × 15,350.62
  4. Step 4: Simplify right side
    15,879.99x = 367,863,653.04
  5. Step 5: Solve for x
    x = 367,863,653.04/15,879.99
  6. Step 6: Final answer
    x = 23,165.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.