Home / 15,788.90-23,679.03-5,927.42

Finding the Fourth Proportional to 15,788.90, 23,679.03 and 5,927.42

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Solution

The fourth proportional to 15,788.90, 23,679.03 and 5,927.42 is: 8,889.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,788.90 : 23,679.03 = 5,927.42 : x
  2. Step 2: Convert to fraction form
    15,788.90/23,679.03 = 5,927.42/x
  3. Step 3: Cross multiply
    15,788.90x = 23,679.03 × 5,927.42
  4. Step 4: Simplify right side
    15,788.90x = 140,355,556.00
  5. Step 5: Solve for x
    x = 140,355,556.00/15,788.90
  6. Step 6: Final answer
    x = 8,889.51

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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.