Home / 32,809.38-45,276.14-18,661.32

Finding the Fourth Proportional to 32,809.38, 45,276.14 and 18,661.32

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Solution

The fourth proportional to 32,809.38, 45,276.14 and 18,661.32 is: 25,752.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,809.38 : 45,276.14 = 18,661.32 : x
  2. Step 2: Convert to fraction form
    32,809.38/45,276.14 = 18,661.32/x
  3. Step 3: Cross multiply
    32,809.38x = 45,276.14 × 18,661.32
  4. Step 4: Simplify right side
    32,809.38x = 844,912,536.90
  5. Step 5: Solve for x
    x = 844,912,536.90/32,809.38
  6. Step 6: Final answer
    x = 25,752.16

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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.