Home / 32,785.62-45,248.00-18,640.59

Finding the Fourth Proportional to 32,785.62, 45,248.00 and 18,640.59

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Solution

The fourth proportional to 32,785.62, 45,248.00 and 18,640.59 is: 25,726.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,785.62 : 45,248.00 = 18,640.59 : x
  2. Step 2: Convert to fraction form
    32,785.62/45,248.00 = 18,640.59/x
  3. Step 3: Cross multiply
    32,785.62x = 45,248.00 × 18,640.59
  4. Step 4: Simplify right side
    32,785.62x = 843,449,323.12
  5. Step 5: Solve for x
    x = 843,449,323.12/32,785.62
  6. Step 6: Final answer
    x = 25,726.20

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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.