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Finding the Fourth Proportional to 25,951.80, 35,813.48 and 14,015.13

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Solution

The fourth proportional to 25,951.80, 35,813.48 and 14,015.13 is: 19,340.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,951.80 : 35,813.48 = 14,015.13 : x
  2. Step 2: Convert to fraction form
    25,951.80/35,813.48 = 14,015.13/x
  3. Step 3: Cross multiply
    25,951.80x = 35,813.48 × 14,015.13
  4. Step 4: Simplify right side
    25,951.80x = 501,930,632.45
  5. Step 5: Solve for x
    x = 501,930,632.45/25,951.80
  6. Step 6: Final answer
    x = 19,340.88

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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.