Home / 10,021.88-15,026.82-4,472.44

Finding the Fourth Proportional to 10,021.88, 15,026.82 and 4,472.44

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Solution

The fourth proportional to 10,021.88, 15,026.82 and 4,472.44 is: 6,705.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,021.88 : 15,026.82 = 4,472.44 : x
  2. Step 2: Convert to fraction form
    10,021.88/15,026.82 = 4,472.44/x
  3. Step 3: Cross multiply
    10,021.88x = 15,026.82 × 4,472.44
  4. Step 4: Simplify right side
    10,021.88x = 67,206,550.84
  5. Step 5: Solve for x
    x = 67,206,550.84/10,021.88
  6. Step 6: Final answer
    x = 6,705.98

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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.