Home / 28,044.03-38,702.84-16,107.87

Finding the Fourth Proportional to 28,044.03, 38,702.84 and 16,107.87

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Solution

The fourth proportional to 28,044.03, 38,702.84 and 16,107.87 is: 22,230.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,044.03 : 38,702.84 = 16,107.87 : x
  2. Step 2: Convert to fraction form
    28,044.03/38,702.84 = 16,107.87/x
  3. Step 3: Cross multiply
    28,044.03x = 38,702.84 × 16,107.87
  4. Step 4: Simplify right side
    28,044.03x = 623,420,234.81
  5. Step 5: Solve for x
    x = 623,420,234.81/28,044.03
  6. Step 6: Final answer
    x = 22,230.05

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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.