Home / 43,551.12-65,355.84-15,470.04

Finding the Fourth Proportional to 43,551.12, 65,355.84 and 15,470.04

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Solution

The fourth proportional to 43,551.12, 65,355.84 and 15,470.04 is: 23,215.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,551.12 : 65,355.84 = 15,470.04 : x
  2. Step 2: Convert to fraction form
    43,551.12/65,355.84 = 15,470.04/x
  3. Step 3: Cross multiply
    43,551.12x = 65,355.84 × 15,470.04
  4. Step 4: Simplify right side
    43,551.12x = 1,011,057,459.03
  5. Step 5: Solve for x
    x = 1,011,057,459.03/43,551.12
  6. Step 6: Final answer
    x = 23,215.42

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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.