Home / 31,788.04-43,866.66-17,640.52

Finding the Fourth Proportional to 31,788.04, 43,866.66 and 17,640.52

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Solution

The fourth proportional to 31,788.04, 43,866.66 and 17,640.52 is: 24,343.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,788.04 : 43,866.66 = 17,640.52 : x
  2. Step 2: Convert to fraction form
    31,788.04/43,866.66 = 17,640.52/x
  3. Step 3: Cross multiply
    31,788.04x = 43,866.66 × 17,640.52
  4. Step 4: Simplify right side
    31,788.04x = 773,830,693.06
  5. Step 5: Solve for x
    x = 773,830,693.06/31,788.04
  6. Step 6: Final answer
    x = 24,343.45

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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.