Home / 49,555.36-68,388.47-28,334.62

Finding the Fourth Proportional to 49,555.36, 68,388.47 and 28,334.62

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Solution

The fourth proportional to 49,555.36, 68,388.47 and 28,334.62 is: 39,102.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,555.36 : 68,388.47 = 28,334.62 : x
  2. Step 2: Convert to fraction form
    49,555.36/68,388.47 = 28,334.62/x
  3. Step 3: Cross multiply
    49,555.36x = 68,388.47 × 28,334.62
  4. Step 4: Simplify right side
    49,555.36x = 1,937,761,309.83
  5. Step 5: Solve for x
    x = 1,937,761,309.83/49,555.36
  6. Step 6: Final answer
    x = 39,102.96

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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.