Home / 51,591.84-71,202.72-28,937.04

Finding the Fourth Proportional to 51,591.84, 71,202.72 and 28,937.04

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Solution

The fourth proportional to 51,591.84, 71,202.72 and 28,937.04 is: 39,936.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,591.84 : 71,202.72 = 28,937.04 : x
  2. Step 2: Convert to fraction form
    51,591.84/71,202.72 = 28,937.04/x
  3. Step 3: Cross multiply
    51,591.84x = 71,202.72 × 28,937.04
  4. Step 4: Simplify right side
    51,591.84x = 2,060,395,956.75
  5. Step 5: Solve for x
    x = 2,060,395,956.75/51,591.84
  6. Step 6: Final answer
    x = 39,936.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.