Home / 32,398.90-44,708.97-21,786.82

Finding the Fourth Proportional to 32,398.90, 44,708.97 and 21,786.82

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Solution

The fourth proportional to 32,398.90, 44,708.97 and 21,786.82 is: 30,064.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,398.90 : 44,708.97 = 21,786.82 : x
  2. Step 2: Convert to fraction form
    32,398.90/44,708.97 = 21,786.82/x
  3. Step 3: Cross multiply
    32,398.90x = 44,708.97 × 21,786.82
  4. Step 4: Simplify right side
    32,398.90x = 974,066,281.78
  5. Step 5: Solve for x
    x = 974,066,281.78/32,398.90
  6. Step 6: Final answer
    x = 30,064.79

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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.