Home / 25,410.90-38,109.44-10,616.72

Finding the Fourth Proportional to 25,410.90, 38,109.44 and 10,616.72

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Solution

The fourth proportional to 25,410.90, 38,109.44 and 10,616.72 is: 15,922.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,410.90 : 38,109.44 = 10,616.72 : x
  2. Step 2: Convert to fraction form
    25,410.90/38,109.44 = 10,616.72/x
  3. Step 3: Cross multiply
    25,410.90x = 38,109.44 × 10,616.72
  4. Step 4: Simplify right side
    25,410.90x = 404,597,253.84
  5. Step 5: Solve for x
    x = 404,597,253.84/25,410.90
  6. Step 6: Final answer
    x = 15,922.19

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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.