Home / 28,650.48-39,538.30-16,714.62

Finding the Fourth Proportional to 28,650.48, 39,538.30 and 16,714.62

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Solution

The fourth proportional to 28,650.48, 39,538.30 and 16,714.62 is: 23,066.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,650.48 : 39,538.30 = 16,714.62 : x
  2. Step 2: Convert to fraction form
    28,650.48/39,538.30 = 16,714.62/x
  3. Step 3: Cross multiply
    28,650.48x = 39,538.30 × 16,714.62
  4. Step 4: Simplify right side
    28,650.48x = 660,867,659.95
  5. Step 5: Solve for x
    x = 660,867,659.95/28,650.48
  6. Step 6: Final answer
    x = 23,066.55

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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.