Home / 29,821.06-41,141.28-19,216.88

Finding the Fourth Proportional to 29,821.06, 41,141.28 and 19,216.88

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Solution

The fourth proportional to 29,821.06, 41,141.28 and 19,216.88 is: 26,511.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,821.06 : 41,141.28 = 19,216.88 : x
  2. Step 2: Convert to fraction form
    29,821.06/41,141.28 = 19,216.88/x
  3. Step 3: Cross multiply
    29,821.06x = 41,141.28 × 19,216.88
  4. Step 4: Simplify right side
    29,821.06x = 790,607,040.81
  5. Step 5: Solve for x
    x = 790,607,040.81/29,821.06
  6. Step 6: Final answer
    x = 26,511.70

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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.