Home / 16,247.49-22,425.08-10,287.10

Finding the Fourth Proportional to 16,247.49, 22,425.08 and 10,287.10

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Solution

The fourth proportional to 16,247.49, 22,425.08 and 10,287.10 is: 14,198.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,247.49 : 22,425.08 = 10,287.10 : x
  2. Step 2: Convert to fraction form
    16,247.49/22,425.08 = 10,287.10/x
  3. Step 3: Cross multiply
    16,247.49x = 22,425.08 × 10,287.10
  4. Step 4: Simplify right side
    16,247.49x = 230,689,040.47
  5. Step 5: Solve for x
    x = 230,689,040.47/16,247.49
  6. Step 6: Final answer
    x = 14,198.44

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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.