Home / 32,806.12-45,294.18-20,249.32

Finding the Fourth Proportional to 32,806.12, 45,294.18 and 20,249.32

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Solution

The fourth proportional to 32,806.12, 45,294.18 and 20,249.32 is: 27,957.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,806.12 : 45,294.18 = 20,249.32 : x
  2. Step 2: Convert to fraction form
    32,806.12/45,294.18 = 20,249.32/x
  3. Step 3: Cross multiply
    32,806.12x = 45,294.18 × 20,249.32
  4. Step 4: Simplify right side
    32,806.12x = 917,176,344.96
  5. Step 5: Solve for x
    x = 917,176,344.96/32,806.12
  6. Step 6: Final answer
    x = 27,957.48

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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.