Home / 29,826.48-44,754.30-21,117.36

Finding the Fourth Proportional to 29,826.48, 44,754.30 and 21,117.36

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Solution

The fourth proportional to 29,826.48, 44,754.30 and 21,117.36 is: 31,686.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,826.48 : 44,754.30 = 21,117.36 : x
  2. Step 2: Convert to fraction form
    29,826.48/44,754.30 = 21,117.36/x
  3. Step 3: Cross multiply
    29,826.48x = 44,754.30 × 21,117.36
  4. Step 4: Simplify right side
    29,826.48x = 945,092,664.65
  5. Step 5: Solve for x
    x = 945,092,664.65/29,826.48
  6. Step 6: Final answer
    x = 31,686.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.