Home / 16,689.42-25,026.84-4,999.92

Finding the Fourth Proportional to 16,689.42, 25,026.84 and 4,999.92

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Solution

The fourth proportional to 16,689.42, 25,026.84 and 4,999.92 is: 7,497.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,689.42 : 25,026.84 = 4,999.92 : x
  2. Step 2: Convert to fraction form
    16,689.42/25,026.84 = 4,999.92/x
  3. Step 3: Cross multiply
    16,689.42x = 25,026.84 × 4,999.92
  4. Step 4: Simplify right side
    16,689.42x = 125,132,197.85
  5. Step 5: Solve for x
    x = 125,132,197.85/16,689.42
  6. Step 6: Final answer
    x = 7,497.70

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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.