Home / 32,486.58-44,830.21-20,393.57

Finding the Fourth Proportional to 32,486.58, 44,830.21 and 20,393.57

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Solution

The fourth proportional to 32,486.58, 44,830.21 and 20,393.57 is: 28,142.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,486.58 : 44,830.21 = 20,393.57 : x
  2. Step 2: Convert to fraction form
    32,486.58/44,830.21 = 20,393.57/x
  3. Step 3: Cross multiply
    32,486.58x = 44,830.21 × 20,393.57
  4. Step 4: Simplify right side
    32,486.58x = 914,248,025.75
  5. Step 5: Solve for x
    x = 914,248,025.75/32,486.58
  6. Step 6: Final answer
    x = 28,142.33

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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.