Home / 31,969.47-47,983.77-16,185.59

Finding the Fourth Proportional to 31,969.47, 47,983.77 and 16,185.59

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Solution

The fourth proportional to 31,969.47, 47,983.77 and 16,185.59 is: 24,293.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,969.47 : 47,983.77 = 16,185.59 : x
  2. Step 2: Convert to fraction form
    31,969.47/47,983.77 = 16,185.59/x
  3. Step 3: Cross multiply
    31,969.47x = 47,983.77 × 16,185.59
  4. Step 4: Simplify right side
    31,969.47x = 776,645,387.96
  5. Step 5: Solve for x
    x = 776,645,387.96/31,969.47
  6. Step 6: Final answer
    x = 24,293.35

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1.5x scale

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.