Home / 29,265.65-40,379.57-17,780.33

Finding the Fourth Proportional to 29,265.65, 40,379.57 and 17,780.33

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Solution

The fourth proportional to 29,265.65, 40,379.57 and 17,780.33 is: 24,532.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,265.65 : 40,379.57 = 17,780.33 : x
  2. Step 2: Convert to fraction form
    29,265.65/40,379.57 = 17,780.33/x
  3. Step 3: Cross multiply
    29,265.65x = 40,379.57 × 17,780.33
  4. Step 4: Simplify right side
    29,265.65x = 717,962,079.86
  5. Step 5: Solve for x
    x = 717,962,079.86/29,265.65
  6. Step 6: Final answer
    x = 24,532.59

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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.