Home / 32,203.15-44,431.25-20,873.12

Finding the Fourth Proportional to 32,203.15, 44,431.25 and 20,873.12

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Solution

The fourth proportional to 32,203.15, 44,431.25 and 20,873.12 is: 28,799.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,203.15 : 44,431.25 = 20,873.12 : x
  2. Step 2: Convert to fraction form
    32,203.15/44,431.25 = 20,873.12/x
  3. Step 3: Cross multiply
    32,203.15x = 44,431.25 × 20,873.12
  4. Step 4: Simplify right side
    32,203.15x = 927,418,486.48
  5. Step 5: Solve for x
    x = 927,418,486.48/32,203.15
  6. Step 6: Final answer
    x = 28,799.00

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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.