Home / 35,278.56-48,696.12-31,541.85

Finding the Fourth Proportional to 35,278.56, 48,696.12 and 31,541.85

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Solution

The fourth proportional to 35,278.56, 48,696.12 and 31,541.85 is: 43,538.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,278.56 : 48,696.12 = 31,541.85 : x
  2. Step 2: Convert to fraction form
    35,278.56/48,696.12 = 31,541.85/x
  3. Step 3: Cross multiply
    35,278.56x = 48,696.12 × 31,541.85
  4. Step 4: Simplify right side
    35,278.56x = 1,535,965,712.62
  5. Step 5: Solve for x
    x = 1,535,965,712.62/35,278.56
  6. Step 6: Final answer
    x = 43,538.22

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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.