Home / 16,338.62-22,400.40-16,043.36

Finding the Fourth Proportional to 16,338.62, 22,400.40 and 16,043.36

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Solution

The fourth proportional to 16,338.62, 22,400.40 and 16,043.36 is: 21,995.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,338.62 : 22,400.40 = 16,043.36 : x
  2. Step 2: Convert to fraction form
    16,338.62/22,400.40 = 16,043.36/x
  3. Step 3: Cross multiply
    16,338.62x = 22,400.40 × 16,043.36
  4. Step 4: Simplify right side
    16,338.62x = 359,377,681.34
  5. Step 5: Solve for x
    x = 359,377,681.34/16,338.62
  6. Step 6: Final answer
    x = 21,995.60

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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.