Home / 34,582.01-47,705.94-21,129.83

Finding the Fourth Proportional to 34,582.01, 47,705.94 and 21,129.83

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Solution

The fourth proportional to 34,582.01, 47,705.94 and 21,129.83 is: 29,148.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,582.01 : 47,705.94 = 21,129.83 : x
  2. Step 2: Convert to fraction form
    34,582.01/47,705.94 = 21,129.83/x
  3. Step 3: Cross multiply
    34,582.01x = 47,705.94 × 21,129.83
  4. Step 4: Simplify right side
    34,582.01x = 1,008,018,163.66
  5. Step 5: Solve for x
    x = 1,008,018,163.66/34,582.01
  6. Step 6: Final answer
    x = 29,148.63

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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.