Home / 32,345.72-44,636.90-18,198.68

Finding the Fourth Proportional to 32,345.72, 44,636.90 and 18,198.68

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Solution

The fourth proportional to 32,345.72, 44,636.90 and 18,198.68 is: 25,114.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,345.72 : 44,636.90 = 18,198.68 : x
  2. Step 2: Convert to fraction form
    32,345.72/44,636.90 = 18,198.68/x
  3. Step 3: Cross multiply
    32,345.72x = 44,636.90 × 18,198.68
  4. Step 4: Simplify right side
    32,345.72x = 812,332,659.29
  5. Step 5: Solve for x
    x = 812,332,659.29/32,345.72
  6. Step 6: Final answer
    x = 25,114.07

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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.