Home / 35,405.58-53,319.32-31,935.54

Finding the Fourth Proportional to 35,405.58, 53,319.32 and 31,935.54

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Solution

The fourth proportional to 35,405.58, 53,319.32 and 31,935.54 is: 48,093.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,405.58 : 53,319.32 = 31,935.54 : x
  2. Step 2: Convert to fraction form
    35,405.58/53,319.32 = 31,935.54/x
  3. Step 3: Cross multiply
    35,405.58x = 53,319.32 × 31,935.54
  4. Step 4: Simplify right side
    35,405.58x = 1,702,781,276.63
  5. Step 5: Solve for x
    x = 1,702,781,276.63/35,405.58
  6. Step 6: Final answer
    x = 48,093.59

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.