Home / 23,665.82-32,644.36-15,165.08

Finding the Fourth Proportional to 23,665.82, 32,644.36 and 15,165.08

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Solution

The fourth proportional to 23,665.82, 32,644.36 and 15,165.08 is: 20,918.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,665.82 : 32,644.36 = 15,165.08 : x
  2. Step 2: Convert to fraction form
    23,665.82/32,644.36 = 15,165.08/x
  3. Step 3: Cross multiply
    23,665.82x = 32,644.36 × 15,165.08
  4. Step 4: Simplify right side
    23,665.82x = 495,054,330.95
  5. Step 5: Solve for x
    x = 495,054,330.95/23,665.82
  6. Step 6: Final answer
    x = 20,918.54

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.