Home / 25,910.47-38,863.46-15,776.23

Finding the Fourth Proportional to 25,910.47, 38,863.46 and 15,776.23

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Solution

The fourth proportional to 25,910.47, 38,863.46 and 15,776.23 is: 23,662.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,910.47 : 38,863.46 = 15,776.23 : x
  2. Step 2: Convert to fraction form
    25,910.47/38,863.46 = 15,776.23/x
  3. Step 3: Cross multiply
    25,910.47x = 38,863.46 × 15,776.23
  4. Step 4: Simplify right side
    25,910.47x = 613,118,786.40
  5. Step 5: Solve for x
    x = 613,118,786.40/25,910.47
  6. Step 6: Final answer
    x = 23,662.98

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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.