Home / 41,332.48-56,942.40-28,735.36

Finding the Fourth Proportional to 41,332.48, 56,942.40 and 28,735.36

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Solution

The fourth proportional to 41,332.48, 56,942.40 and 28,735.36 is: 39,587.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,332.48 : 56,942.40 = 28,735.36 : x
  2. Step 2: Convert to fraction form
    41,332.48/56,942.40 = 28,735.36/x
  3. Step 3: Cross multiply
    41,332.48x = 56,942.40 × 28,735.36
  4. Step 4: Simplify right side
    41,332.48x = 1,636,260,363.26
  5. Step 5: Solve for x
    x = 1,636,260,363.26/41,332.48
  6. Step 6: Final answer
    x = 39,587.76

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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.