Home / 26,643.28-39,942.24-16,262.32

Finding the Fourth Proportional to 26,643.28, 39,942.24 and 16,262.32

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Solution

The fourth proportional to 26,643.28, 39,942.24 and 16,262.32 is: 24,379.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,643.28 : 39,942.24 = 16,262.32 : x
  2. Step 2: Convert to fraction form
    26,643.28/39,942.24 = 16,262.32/x
  3. Step 3: Cross multiply
    26,643.28x = 39,942.24 × 16,262.32
  4. Step 4: Simplify right side
    26,643.28x = 649,553,488.40
  5. Step 5: Solve for x
    x = 649,553,488.40/26,643.28
  6. Step 6: Final answer
    x = 24,379.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.