Home / 25,122.89-34,658.48-15,560.24

Finding the Fourth Proportional to 25,122.89, 34,658.48 and 15,560.24

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Solution

The fourth proportional to 25,122.89, 34,658.48 and 15,560.24 is: 21,466.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,122.89 : 34,658.48 = 15,560.24 : x
  2. Step 2: Convert to fraction form
    25,122.89/34,658.48 = 15,560.24/x
  3. Step 3: Cross multiply
    25,122.89x = 34,658.48 × 15,560.24
  4. Step 4: Simplify right side
    25,122.89x = 539,294,132.44
  5. Step 5: Solve for x
    x = 539,294,132.44/25,122.89
  6. Step 6: Final answer
    x = 21,466.24

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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.