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Finding the Fourth Proportional to 43,543.97, 65,300.28 and 15,073.19

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Solution

The fourth proportional to 43,543.97, 65,300.28 and 15,073.19 is: 22,604.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,543.97 : 65,300.28 = 15,073.19 : x
  2. Step 2: Convert to fraction form
    43,543.97/65,300.28 = 15,073.19/x
  3. Step 3: Cross multiply
    43,543.97x = 65,300.28 × 15,073.19
  4. Step 4: Simplify right side
    43,543.97x = 984,283,200.99
  5. Step 5: Solve for x
    x = 984,283,200.99/43,543.97
  6. Step 6: Final answer
    x = 22,604.35

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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.