Home / 15,943.45-23,910.07-5,267.44

Finding the Fourth Proportional to 15,943.45, 23,910.07 and 5,267.44

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Solution

The fourth proportional to 15,943.45, 23,910.07 and 5,267.44 is: 7,899.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,943.45 : 23,910.07 = 5,267.44 : x
  2. Step 2: Convert to fraction form
    15,943.45/23,910.07 = 5,267.44/x
  3. Step 3: Cross multiply
    15,943.45x = 23,910.07 × 5,267.44
  4. Step 4: Simplify right side
    15,943.45x = 125,944,859.12
  5. Step 5: Solve for x
    x = 125,944,859.12/15,943.45
  6. Step 6: Final answer
    x = 7,899.47

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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.