Home / 16,429.20-22,674.41-10,768.74

Finding the Fourth Proportional to 16,429.20, 22,674.41 and 10,768.74

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Solution

The fourth proportional to 16,429.20, 22,674.41 and 10,768.74 is: 14,862.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,429.20 : 22,674.41 = 10,768.74 : x
  2. Step 2: Convert to fraction form
    16,429.20/22,674.41 = 10,768.74/x
  3. Step 3: Cross multiply
    16,429.20x = 22,674.41 × 10,768.74
  4. Step 4: Simplify right side
    16,429.20x = 244,174,772.10
  5. Step 5: Solve for x
    x = 244,174,772.10/16,429.20
  6. Step 6: Final answer
    x = 14,862.24

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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.