Home / 15,787.80-23,680.77-5,926.25

Finding the Fourth Proportional to 15,787.80, 23,680.77 and 5,926.25

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Solution

The fourth proportional to 15,787.80, 23,680.77 and 5,926.25 is: 8,889.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,787.80 : 23,680.77 = 5,926.25 : x
  2. Step 2: Convert to fraction form
    15,787.80/23,680.77 = 5,926.25/x
  3. Step 3: Cross multiply
    15,787.80x = 23,680.77 × 5,926.25
  4. Step 4: Simplify right side
    15,787.80x = 140,338,163.21
  5. Step 5: Solve for x
    x = 140,338,163.21/15,787.80
  6. Step 6: Final answer
    x = 8,889.03

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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.