Home / 32,540.10-44,900.64-18,199.86

Finding the Fourth Proportional to 32,540.10, 44,900.64 and 18,199.86

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Solution

The fourth proportional to 32,540.10, 44,900.64 and 18,199.86 is: 25,113.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,540.10 : 44,900.64 = 18,199.86 : x
  2. Step 2: Convert to fraction form
    32,540.10/44,900.64 = 18,199.86/x
  3. Step 3: Cross multiply
    32,540.10x = 44,900.64 × 18,199.86
  4. Step 4: Simplify right side
    32,540.10x = 817,185,361.91
  5. Step 5: Solve for x
    x = 817,185,361.91/32,540.10
  6. Step 6: Final answer
    x = 25,113.18

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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.