Home / 39,886.77-55,046.33-22,896.51

Finding the Fourth Proportional to 39,886.77, 55,046.33 and 22,896.51

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Solution

The fourth proportional to 39,886.77, 55,046.33 and 22,896.51 is: 31,598.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,886.77 : 55,046.33 = 22,896.51 : x
  2. Step 2: Convert to fraction form
    39,886.77/55,046.33 = 22,896.51/x
  3. Step 3: Cross multiply
    39,886.77x = 55,046.33 × 22,896.51
  4. Step 4: Simplify right side
    39,886.77x = 1,260,369,151.90
  5. Step 5: Solve for x
    x = 1,260,369,151.90/39,886.77
  6. Step 6: Final answer
    x = 31,598.68

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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.