Home / 31,802.69-43,883.37-19,053.02

Finding the Fourth Proportional to 31,802.69, 43,883.37 and 19,053.02

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Solution

The fourth proportional to 31,802.69, 43,883.37 and 19,053.02 is: 26,290.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,802.69 : 43,883.37 = 19,053.02 : x
  2. Step 2: Convert to fraction form
    31,802.69/43,883.37 = 19,053.02/x
  3. Step 3: Cross multiply
    31,802.69x = 43,883.37 × 19,053.02
  4. Step 4: Simplify right side
    31,802.69x = 836,110,835.99
  5. Step 5: Solve for x
    x = 836,110,835.99/31,802.69
  6. Step 6: Final answer
    x = 26,290.57

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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.