Home / 41,328.48-56,936.88-28,731.36

Finding the Fourth Proportional to 41,328.48, 56,936.88 and 28,731.36

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Solution

The fourth proportional to 41,328.48, 56,936.88 and 28,731.36 is: 39,582.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,328.48 : 56,936.88 = 28,731.36 : x
  2. Step 2: Convert to fraction form
    41,328.48/56,936.88 = 28,731.36/x
  3. Step 3: Cross multiply
    41,328.48x = 56,936.88 × 28,731.36
  4. Step 4: Simplify right side
    41,328.48x = 1,635,873,996.56
  5. Step 5: Solve for x
    x = 1,635,873,996.56/41,328.48
  6. Step 6: Final answer
    x = 39,582.24

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1.5x scale

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.