Home / 52,816.44-72,888.46-28,942.91

Finding the Fourth Proportional to 52,816.44, 72,888.46 and 28,942.91

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Solution

The fourth proportional to 52,816.44, 72,888.46 and 28,942.91 is: 39,942.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,816.44 : 72,888.46 = 28,942.91 : x
  2. Step 2: Convert to fraction form
    52,816.44/72,888.46 = 28,942.91/x
  3. Step 3: Cross multiply
    52,816.44x = 72,888.46 × 28,942.91
  4. Step 4: Simplify right side
    52,816.44x = 2,109,603,773.38
  5. Step 5: Solve for x
    x = 2,109,603,773.38/52,816.44
  6. Step 6: Final answer
    x = 39,942.18

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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.