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Finding the Fourth Proportional to 25,951.41, 35,813.03 and 15,051.66

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Solution

The fourth proportional to 25,951.41, 35,813.03 and 15,051.66 is: 20,771.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,951.41 : 35,813.03 = 15,051.66 : x
  2. Step 2: Convert to fraction form
    25,951.41/35,813.03 = 15,051.66/x
  3. Step 3: Cross multiply
    25,951.41x = 35,813.03 × 15,051.66
  4. Step 4: Simplify right side
    25,951.41x = 539,045,475.87
  5. Step 5: Solve for x
    x = 539,045,475.87/25,951.41
  6. Step 6: Final answer
    x = 20,771.34

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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.