Home / 28,714.94-39,626.65-15,967.85

Finding the Fourth Proportional to 28,714.94, 39,626.65 and 15,967.85

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Solution

The fourth proportional to 28,714.94, 39,626.65 and 15,967.85 is: 22,035.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,714.94 : 39,626.65 = 15,967.85 : x
  2. Step 2: Convert to fraction form
    28,714.94/39,626.65 = 15,967.85/x
  3. Step 3: Cross multiply
    28,714.94x = 39,626.65 × 15,967.85
  4. Step 4: Simplify right side
    28,714.94x = 632,752,447.93
  5. Step 5: Solve for x
    x = 632,752,447.93/28,714.94
  6. Step 6: Final answer
    x = 22,035.65

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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.