Home / 14,755.46-20,363.54-9,015.37

Finding the Fourth Proportional to 14,755.46, 20,363.54 and 9,015.37

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Solution

The fourth proportional to 14,755.46, 20,363.54 and 9,015.37 is: 12,441.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,755.46 : 20,363.54 = 9,015.37 : x
  2. Step 2: Convert to fraction form
    14,755.46/20,363.54 = 9,015.37/x
  3. Step 3: Cross multiply
    14,755.46x = 20,363.54 × 9,015.37
  4. Step 4: Simplify right side
    14,755.46x = 183,584,751.62
  5. Step 5: Solve for x
    x = 183,584,751.62/14,755.46
  6. Step 6: Final answer
    x = 12,441.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.