Home / 15,388.74-23,086.20-5,900.37

Finding the Fourth Proportional to 15,388.74, 23,086.20 and 5,900.37

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Solution

The fourth proportional to 15,388.74, 23,086.20 and 5,900.37 is: 8,851.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,388.74 : 23,086.20 = 5,900.37 : x
  2. Step 2: Convert to fraction form
    15,388.74/23,086.20 = 5,900.37/x
  3. Step 3: Cross multiply
    15,388.74x = 23,086.20 × 5,900.37
  4. Step 4: Simplify right side
    15,388.74x = 136,217,121.89
  5. Step 5: Solve for x
    x = 136,217,121.89/15,388.74
  6. Step 6: Final answer
    x = 8,851.74

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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.