Home / 14,418.45-21,605.76-10,703.25

Finding the Fourth Proportional to 14,418.45, 21,605.76 and 10,703.25

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Solution

The fourth proportional to 14,418.45, 21,605.76 and 10,703.25 is: 16,038.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,418.45 : 21,605.76 = 10,703.25 : x
  2. Step 2: Convert to fraction form
    14,418.45/21,605.76 = 10,703.25/x
  3. Step 3: Cross multiply
    14,418.45x = 21,605.76 × 10,703.25
  4. Step 4: Simplify right side
    14,418.45x = 231,251,850.72
  5. Step 5: Solve for x
    x = 231,251,850.72/14,418.45
  6. Step 6: Final answer
    x = 16,038.61

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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.