Home / 25,405.98-38,102.82-10,606.86

Finding the Fourth Proportional to 25,405.98, 38,102.82 and 10,606.86

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Solution

The fourth proportional to 25,405.98, 38,102.82 and 10,606.86 is: 15,907.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,405.98 : 38,102.82 = 10,606.86 : x
  2. Step 2: Convert to fraction form
    25,405.98/38,102.82 = 10,606.86/x
  3. Step 3: Cross multiply
    25,405.98x = 38,102.82 × 10,606.86
  4. Step 4: Simplify right side
    25,405.98x = 404,151,277.35
  5. Step 5: Solve for x
    x = 404,151,277.35/25,405.98
  6. Step 6: Final answer
    x = 15,907.72

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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.