Home / 25,032-34,540.56-21,270.24

Finding the Fourth Proportional to 25,032, 34,540.56 and 21,270.24

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Solution

The fourth proportional to 25,032, 34,540.56 and 21,270.24 is: 29,349.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,032 : 34,540.56 = 21,270.24 : x
  2. Step 2: Convert to fraction form
    25,032/34,540.56 = 21,270.24/x
  3. Step 3: Cross multiply
    25,032x = 34,540.56 × 21,270.24
  4. Step 4: Simplify right side
    25,032x = 734,686,000.93
  5. Step 5: Solve for x
    x = 734,686,000.93/25,032
  6. Step 6: Final answer
    x = 29,349.87

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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.