Home / 32,821.75-45,294.29-17,917.75

Finding the Fourth Proportional to 32,821.75, 45,294.29 and 17,917.75

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Solution

The fourth proportional to 32,821.75, 45,294.29 and 17,917.75 is: 24,726.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,821.75 : 45,294.29 = 17,917.75 : x
  2. Step 2: Convert to fraction form
    32,821.75/45,294.29 = 17,917.75/x
  3. Step 3: Cross multiply
    32,821.75x = 45,294.29 × 17,917.75
  4. Step 4: Simplify right side
    32,821.75x = 811,571,764.65
  5. Step 5: Solve for x
    x = 811,571,764.65/32,821.75
  6. Step 6: Final answer
    x = 24,726.65

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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.