Home / 51,332.22-70,833.39-28,669.38

Finding the Fourth Proportional to 51,332.22, 70,833.39 and 28,669.38

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Solution

The fourth proportional to 51,332.22, 70,833.39 and 28,669.38 is: 39,560.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,332.22 : 70,833.39 = 28,669.38 : x
  2. Step 2: Convert to fraction form
    51,332.22/70,833.39 = 28,669.38/x
  3. Step 3: Cross multiply
    51,332.22x = 70,833.39 × 28,669.38
  4. Step 4: Simplify right side
    51,332.22x = 2,030,749,374.60
  5. Step 5: Solve for x
    x = 2,030,749,374.60/51,332.22
  6. Step 6: Final answer
    x = 39,560.91

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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.