Home / 44,133.16-66,200.86-12,969.40

Finding the Fourth Proportional to 44,133.16, 66,200.86 and 12,969.40

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Solution

The fourth proportional to 44,133.16, 66,200.86 and 12,969.40 is: 19,454.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,133.16 : 66,200.86 = 12,969.40 : x
  2. Step 2: Convert to fraction form
    44,133.16/66,200.86 = 12,969.40/x
  3. Step 3: Cross multiply
    44,133.16x = 66,200.86 × 12,969.40
  4. Step 4: Simplify right side
    44,133.16x = 858,585,433.68
  5. Step 5: Solve for x
    x = 858,585,433.68/44,133.16
  6. Step 6: Final answer
    x = 19,454.43

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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.