Home / 25,078.79-34,610.97-16,147.63

Finding the Fourth Proportional to 25,078.79, 34,610.97 and 16,147.63

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Solution

The fourth proportional to 25,078.79, 34,610.97 and 16,147.63 is: 22,285.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,078.79 : 34,610.97 = 16,147.63 : x
  2. Step 2: Convert to fraction form
    25,078.79/34,610.97 = 16,147.63/x
  3. Step 3: Cross multiply
    25,078.79x = 34,610.97 × 16,147.63
  4. Step 4: Simplify right side
    25,078.79x = 558,885,137.50
  5. Step 5: Solve for x
    x = 558,885,137.50/25,078.79
  6. Step 6: Final answer
    x = 22,285.17

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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.