Home / 55,829.01-77,057.28-31,969.38

Finding the Fourth Proportional to 55,829.01, 77,057.28 and 31,969.38

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Solution

The fourth proportional to 55,829.01, 77,057.28 and 31,969.38 is: 44,125.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,829.01 : 77,057.28 = 31,969.38 : x
  2. Step 2: Convert to fraction form
    55,829.01/77,057.28 = 31,969.38/x
  3. Step 3: Cross multiply
    55,829.01x = 77,057.28 × 31,969.38
  4. Step 4: Simplify right side
    55,829.01x = 2,463,473,466.09
  5. Step 5: Solve for x
    x = 2,463,473,466.09/55,829.01
  6. Step 6: Final answer
    x = 44,125.33

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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.