Home / 32,137.98-44,345.13-20,192.85

Finding the Fourth Proportional to 32,137.98, 44,345.13 and 20,192.85

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Solution

The fourth proportional to 32,137.98, 44,345.13 and 20,192.85 is: 27,862.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,137.98 : 44,345.13 = 20,192.85 : x
  2. Step 2: Convert to fraction form
    32,137.98/44,345.13 = 20,192.85/x
  3. Step 3: Cross multiply
    32,137.98x = 44,345.13 × 20,192.85
  4. Step 4: Simplify right side
    32,137.98x = 895,454,558.32
  5. Step 5: Solve for x
    x = 895,454,558.32/32,137.98
  6. Step 6: Final answer
    x = 27,862.81

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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.