Home / 28,524.98-42,787.47-27,868.88

Finding the Fourth Proportional to 28,524.98, 42,787.47 and 27,868.88

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Solution

The fourth proportional to 28,524.98, 42,787.47 and 27,868.88 is: 41,803.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,524.98 : 42,787.47 = 27,868.88 : x
  2. Step 2: Convert to fraction form
    28,524.98/42,787.47 = 27,868.88/x
  3. Step 3: Cross multiply
    28,524.98x = 42,787.47 × 27,868.88
  4. Step 4: Simplify right side
    28,524.98x = 1,192,438,866.93
  5. Step 5: Solve for x
    x = 1,192,438,866.93/28,524.98
  6. Step 6: Final answer
    x = 41,803.32

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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.