Home / 39,935.77-55,111.42-22,030.74

Finding the Fourth Proportional to 39,935.77, 55,111.42 and 22,030.74

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Solution

The fourth proportional to 39,935.77, 55,111.42 and 22,030.74 is: 30,402.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,935.77 : 55,111.42 = 22,030.74 : x
  2. Step 2: Convert to fraction form
    39,935.77/55,111.42 = 22,030.74/x
  3. Step 3: Cross multiply
    39,935.77x = 55,111.42 × 22,030.74
  4. Step 4: Simplify right side
    39,935.77x = 1,214,145,365.05
  5. Step 5: Solve for x
    x = 1,214,145,365.05/39,935.77
  6. Step 6: Final answer
    x = 30,402.45

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.