Home / 28,837.38-39,794.47-16,089.90

Finding the Fourth Proportional to 28,837.38, 39,794.47 and 16,089.90

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Solution

The fourth proportional to 28,837.38, 39,794.47 and 16,089.90 is: 22,203.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,837.38 : 39,794.47 = 16,089.90 : x
  2. Step 2: Convert to fraction form
    28,837.38/39,794.47 = 16,089.90/x
  3. Step 3: Cross multiply
    28,837.38x = 39,794.47 × 16,089.90
  4. Step 4: Simplify right side
    28,837.38x = 640,289,002.63
  5. Step 5: Solve for x
    x = 640,289,002.63/28,837.38
  6. Step 6: Final answer
    x = 22,203.44

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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.