Home / 25,373.71-35,015.78-14,043.98

Finding the Fourth Proportional to 25,373.71, 35,015.78 and 14,043.98

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Solution

The fourth proportional to 25,373.71, 35,015.78 and 14,043.98 is: 19,380.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,373.71 : 35,015.78 = 14,043.98 : x
  2. Step 2: Convert to fraction form
    25,373.71/35,015.78 = 14,043.98/x
  3. Step 3: Cross multiply
    25,373.71x = 35,015.78 × 14,043.98
  4. Step 4: Simplify right side
    25,373.71x = 491,760,914.00
  5. Step 5: Solve for x
    x = 491,760,914.00/25,373.71
  6. Step 6: Final answer
    x = 19,380.73

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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.