Home / 32,345.82-44,636.77-18,198.63

Finding the Fourth Proportional to 32,345.82, 44,636.77 and 18,198.63

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Solution

The fourth proportional to 32,345.82, 44,636.77 and 18,198.63 is: 25,113.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,345.82 : 44,636.77 = 18,198.63 : x
  2. Step 2: Convert to fraction form
    32,345.82/44,636.77 = 18,198.63/x
  3. Step 3: Cross multiply
    32,345.82x = 44,636.77 × 18,198.63
  4. Step 4: Simplify right side
    32,345.82x = 812,327,747.45
  5. Step 5: Solve for x
    x = 812,327,747.45/32,345.82
  6. Step 6: Final answer
    x = 25,113.84

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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.