Home / 16,839.08-25,280.49-12,946.22

Finding the Fourth Proportional to 16,839.08, 25,280.49 and 12,946.22

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Solution

The fourth proportional to 16,839.08, 25,280.49 and 12,946.22 is: 19,436.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,839.08 : 25,280.49 = 12,946.22 : x
  2. Step 2: Convert to fraction form
    16,839.08/25,280.49 = 12,946.22/x
  3. Step 3: Cross multiply
    16,839.08x = 25,280.49 × 12,946.22
  4. Step 4: Simplify right side
    16,839.08x = 327,286,785.25
  5. Step 5: Solve for x
    x = 327,286,785.25/16,839.08
  6. Step 6: Final answer
    x = 19,436.14

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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.