Home / 25,403.15-38,100.39-10,608.08

Finding the Fourth Proportional to 25,403.15, 38,100.39 and 10,608.08

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Solution

The fourth proportional to 25,403.15, 38,100.39 and 10,608.08 is: 15,910.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,403.15 : 38,100.39 = 10,608.08 : x
  2. Step 2: Convert to fraction form
    25,403.15/38,100.39 = 10,608.08/x
  3. Step 3: Cross multiply
    25,403.15x = 38,100.39 × 10,608.08
  4. Step 4: Simplify right side
    25,403.15x = 404,171,985.15
  5. Step 5: Solve for x
    x = 404,171,985.15/25,403.15
  6. Step 6: Final answer
    x = 15,910.31

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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.