Home / 16,857.25-25,157.69-14,988.95

Finding the Fourth Proportional to 16,857.25, 25,157.69 and 14,988.95

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Solution

The fourth proportional to 16,857.25, 25,157.69 and 14,988.95 is: 22,369.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,857.25 : 25,157.69 = 14,988.95 : x
  2. Step 2: Convert to fraction form
    16,857.25/25,157.69 = 14,988.95/x
  3. Step 3: Cross multiply
    16,857.25x = 25,157.69 × 14,988.95
  4. Step 4: Simplify right side
    16,857.25x = 377,087,194.26
  5. Step 5: Solve for x
    x = 377,087,194.26/16,857.25
  6. Step 6: Final answer
    x = 22,369.44

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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.