Home / 39,517.69-59,322.84-31,203.31

Finding the Fourth Proportional to 39,517.69, 59,322.84 and 31,203.31

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Solution

The fourth proportional to 39,517.69, 59,322.84 and 31,203.31 is: 46,841.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,517.69 : 59,322.84 = 31,203.31 : x
  2. Step 2: Convert to fraction form
    39,517.69/59,322.84 = 31,203.31/x
  3. Step 3: Cross multiply
    39,517.69x = 59,322.84 × 31,203.31
  4. Step 4: Simplify right side
    39,517.69x = 1,851,068,966.60
  5. Step 5: Solve for x
    x = 1,851,068,966.60/39,517.69
  6. Step 6: Final answer
    x = 46,841.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.