Home / 40,814.66-61,217.67-13,110.50

Finding the Fourth Proportional to 40,814.66, 61,217.67 and 13,110.50

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Solution

The fourth proportional to 40,814.66, 61,217.67 and 13,110.50 is: 19,664.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,814.66 : 61,217.67 = 13,110.50 : x
  2. Step 2: Convert to fraction form
    40,814.66/61,217.67 = 13,110.50/x
  3. Step 3: Cross multiply
    40,814.66x = 61,217.67 × 13,110.50
  4. Step 4: Simplify right side
    40,814.66x = 802,594,262.54
  5. Step 5: Solve for x
    x = 802,594,262.54/40,814.66
  6. Step 6: Final answer
    x = 19,664.36

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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.