Home / 32,345.57-44,636.79-18,198.41

Finding the Fourth Proportional to 32,345.57, 44,636.79 and 18,198.41

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Solution

The fourth proportional to 32,345.57, 44,636.79 and 18,198.41 is: 25,113.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,345.57 : 44,636.79 = 18,198.41 : x
  2. Step 2: Convert to fraction form
    32,345.57/44,636.79 = 18,198.41/x
  3. Step 3: Cross multiply
    32,345.57x = 44,636.79 × 18,198.41
  4. Step 4: Simplify right side
    32,345.57x = 812,318,717.10
  5. Step 5: Solve for x
    x = 812,318,717.10/32,345.57
  6. Step 6: Final answer
    x = 25,113.75

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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.