Home / 16,898.21-23,150.41-16,267.40

Finding the Fourth Proportional to 16,898.21, 23,150.41 and 16,267.40

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Solution

The fourth proportional to 16,898.21, 23,150.41 and 16,267.40 is: 22,286.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,898.21 : 23,150.41 = 16,267.40 : x
  2. Step 2: Convert to fraction form
    16,898.21/23,150.41 = 16,267.40/x
  3. Step 3: Cross multiply
    16,898.21x = 23,150.41 × 16,267.40
  4. Step 4: Simplify right side
    16,898.21x = 376,596,979.63
  5. Step 5: Solve for x
    x = 376,596,979.63/16,898.21
  6. Step 6: Final answer
    x = 22,286.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.