Home / 15,933.62-23,885.48-5,396.28

Finding the Fourth Proportional to 15,933.62, 23,885.48 and 5,396.28

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Solution

The fourth proportional to 15,933.62, 23,885.48 and 5,396.28 is: 8,089.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,933.62 : 23,885.48 = 5,396.28 : x
  2. Step 2: Convert to fraction form
    15,933.62/23,885.48 = 5,396.28/x
  3. Step 3: Cross multiply
    15,933.62x = 23,885.48 × 5,396.28
  4. Step 4: Simplify right side
    15,933.62x = 128,892,711.03
  5. Step 5: Solve for x
    x = 128,892,711.03/15,933.62
  6. Step 6: Final answer
    x = 8,089.36

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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.