Home / 43,912.48-65,870.84-14,330.28

Finding the Fourth Proportional to 43,912.48, 65,870.84 and 14,330.28

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Solution

The fourth proportional to 43,912.48, 65,870.84 and 14,330.28 is: 21,496.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,912.48 : 65,870.84 = 14,330.28 : x
  2. Step 2: Convert to fraction form
    43,912.48/65,870.84 = 14,330.28/x
  3. Step 3: Cross multiply
    43,912.48x = 65,870.84 × 14,330.28
  4. Step 4: Simplify right side
    43,912.48x = 943,947,581.04
  5. Step 5: Solve for x
    x = 943,947,581.04/43,912.48
  6. Step 6: Final answer
    x = 21,496.11

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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.