Home / 25,372.36-34,992.34-15,298.60

Finding the Fourth Proportional to 25,372.36, 34,992.34 and 15,298.60

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Solution

The fourth proportional to 25,372.36, 34,992.34 and 15,298.60 is: 21,099.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,372.36 : 34,992.34 = 15,298.60 : x
  2. Step 2: Convert to fraction form
    25,372.36/34,992.34 = 15,298.60/x
  3. Step 3: Cross multiply
    25,372.36x = 34,992.34 × 15,298.60
  4. Step 4: Simplify right side
    25,372.36x = 535,333,812.72
  5. Step 5: Solve for x
    x = 535,333,812.72/25,372.36
  6. Step 6: Final answer
    x = 21,099.09

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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.