Home / 25,901.97-38,801.51-19,958.23

Finding the Fourth Proportional to 25,901.97, 38,801.51 and 19,958.23

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Solution

The fourth proportional to 25,901.97, 38,801.51 and 19,958.23 is: 29,897.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,901.97 : 38,801.51 = 19,958.23 : x
  2. Step 2: Convert to fraction form
    25,901.97/38,801.51 = 19,958.23/x
  3. Step 3: Cross multiply
    25,901.97x = 38,801.51 × 19,958.23
  4. Step 4: Simplify right side
    25,901.97x = 774,409,484.48
  5. Step 5: Solve for x
    x = 774,409,484.48/25,901.97
  6. Step 6: Final answer
    x = 29,897.71

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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.