Home / 14,765.42-22,140.81-6,441.82

Finding the Fourth Proportional to 14,765.42, 22,140.81 and 6,441.82

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Solution

The fourth proportional to 14,765.42, 22,140.81 and 6,441.82 is: 9,659.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,765.42 : 22,140.81 = 6,441.82 : x
  2. Step 2: Convert to fraction form
    14,765.42/22,140.81 = 6,441.82/x
  3. Step 3: Cross multiply
    14,765.42x = 22,140.81 × 6,441.82
  4. Step 4: Simplify right side
    14,765.42x = 142,627,112.67
  5. Step 5: Solve for x
    x = 142,627,112.67/14,765.42
  6. Step 6: Final answer
    x = 9,659.54

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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.