Home / 16,463.14-22,720.46-9,390.10

Finding the Fourth Proportional to 16,463.14, 22,720.46 and 9,390.10

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Solution

The fourth proportional to 16,463.14, 22,720.46 and 9,390.10 is: 12,959.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,463.14 : 22,720.46 = 9,390.10 : x
  2. Step 2: Convert to fraction form
    16,463.14/22,720.46 = 9,390.10/x
  3. Step 3: Cross multiply
    16,463.14x = 22,720.46 × 9,390.10
  4. Step 4: Simplify right side
    16,463.14x = 213,347,391.45
  5. Step 5: Solve for x
    x = 213,347,391.45/16,463.14
  6. Step 6: Final answer
    x = 12,959.09

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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.