Home / 15,644.00-23,467.95-5,115.08

Finding the Fourth Proportional to 15,644.00, 23,467.95 and 5,115.08

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Solution

The fourth proportional to 15,644.00, 23,467.95 and 5,115.08 is: 7,673.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,644.00 : 23,467.95 = 5,115.08 : x
  2. Step 2: Convert to fraction form
    15,644.00/23,467.95 = 5,115.08/x
  3. Step 3: Cross multiply
    15,644.00x = 23,467.95 × 5,115.08
  4. Step 4: Simplify right side
    15,644.00x = 120,040,324.35
  5. Step 5: Solve for x
    x = 120,040,324.35/15,644.00
  6. Step 6: Final answer
    x = 7,673.25

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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.