Home / 44,430.46-66,643.64-11,149.79

Finding the Fourth Proportional to 44,430.46, 66,643.64 and 11,149.79

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Solution

The fourth proportional to 44,430.46, 66,643.64 and 11,149.79 is: 16,724.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,430.46 : 66,643.64 = 11,149.79 : x
  2. Step 2: Convert to fraction form
    44,430.46/66,643.64 = 11,149.79/x
  3. Step 3: Cross multiply
    44,430.46x = 66,643.64 × 11,149.79
  4. Step 4: Simplify right side
    44,430.46x = 743,062,368.64
  5. Step 5: Solve for x
    x = 743,062,368.64/44,430.46
  6. Step 6: Final answer
    x = 16,724.17

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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.