Home / 15,877.05-23,794.67-8,860.38

Finding the Fourth Proportional to 15,877.05, 23,794.67 and 8,860.38

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Solution

The fourth proportional to 15,877.05, 23,794.67 and 8,860.38 is: 13,278.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,877.05 : 23,794.67 = 8,860.38 : x
  2. Step 2: Convert to fraction form
    15,877.05/23,794.67 = 8,860.38/x
  3. Step 3: Cross multiply
    15,877.05x = 23,794.67 × 8,860.38
  4. Step 4: Simplify right side
    15,877.05x = 210,829,773.87
  5. Step 5: Solve for x
    x = 210,829,773.87/15,877.05
  6. Step 6: Final answer
    x = 13,278.90

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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.