Home / 29,682.04-40,904.82-21,726.76

Finding the Fourth Proportional to 29,682.04, 40,904.82 and 21,726.76

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Solution

The fourth proportional to 29,682.04, 40,904.82 and 21,726.76 is: 29,941.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,682.04 : 40,904.82 = 21,726.76 : x
  2. Step 2: Convert to fraction form
    29,682.04/40,904.82 = 21,726.76/x
  3. Step 3: Cross multiply
    29,682.04x = 40,904.82 × 21,726.76
  4. Step 4: Simplify right side
    29,682.04x = 888,729,206.98
  5. Step 5: Solve for x
    x = 888,729,206.98/29,682.04
  6. Step 6: Final answer
    x = 29,941.65

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Half scale
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Double scale
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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.