Home / 15,404.80-23,089.20-8,837.20

Finding the Fourth Proportional to 15,404.80, 23,089.20 and 8,837.20

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Solution

The fourth proportional to 15,404.80, 23,089.20 and 8,837.20 is: 13,245.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,404.80 : 23,089.20 = 8,837.20 : x
  2. Step 2: Convert to fraction form
    15,404.80/23,089.20 = 8,837.20/x
  3. Step 3: Cross multiply
    15,404.80x = 23,089.20 × 8,837.20
  4. Step 4: Simplify right side
    15,404.80x = 204,043,878.24
  5. Step 5: Solve for x
    x = 204,043,878.24/15,404.80
  6. Step 6: Final answer
    x = 13,245.47

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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.