Home / 16,901.31-25,228.16-14,906.21

Finding the Fourth Proportional to 16,901.31, 25,228.16 and 14,906.21

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Solution

The fourth proportional to 16,901.31, 25,228.16 and 14,906.21 is: 22,250.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,901.31 : 25,228.16 = 14,906.21 : x
  2. Step 2: Convert to fraction form
    16,901.31/25,228.16 = 14,906.21/x
  3. Step 3: Cross multiply
    16,901.31x = 25,228.16 × 14,906.21
  4. Step 4: Simplify right side
    16,901.31x = 376,056,250.87
  5. Step 5: Solve for x
    x = 376,056,250.87/16,901.31
  6. Step 6: Final answer
    x = 22,250.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.