Home / 25,709.95-35,468.31-16,755.40

Finding the Fourth Proportional to 25,709.95, 35,468.31 and 16,755.40

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Solution

The fourth proportional to 25,709.95, 35,468.31 and 16,755.40 is: 23,115.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,709.95 : 35,468.31 = 16,755.40 : x
  2. Step 2: Convert to fraction form
    25,709.95/35,468.31 = 16,755.40/x
  3. Step 3: Cross multiply
    25,709.95x = 35,468.31 × 16,755.40
  4. Step 4: Simplify right side
    25,709.95x = 594,285,721.37
  5. Step 5: Solve for x
    x = 594,285,721.37/25,709.95
  6. Step 6: Final answer
    x = 23,115.01

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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.