Home / 15,860.16-23,799.96-12,584.52

Finding the Fourth Proportional to 15,860.16, 23,799.96 and 12,584.52

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Solution

The fourth proportional to 15,860.16, 23,799.96 and 12,584.52 is: 18,884.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,860.16 : 23,799.96 = 12,584.52 : x
  2. Step 2: Convert to fraction form
    15,860.16/23,799.96 = 12,584.52/x
  3. Step 3: Cross multiply
    15,860.16x = 23,799.96 × 12,584.52
  4. Step 4: Simplify right side
    15,860.16x = 299,511,072.62
  5. Step 5: Solve for x
    x = 299,511,072.62/15,860.16
  6. Step 6: Final answer
    x = 18,884.49

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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.