Home / 55,795.53-83,698.81-18,340.41

Finding the Fourth Proportional to 55,795.53, 83,698.81 and 18,340.41

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Solution

The fourth proportional to 55,795.53, 83,698.81 and 18,340.41 is: 27,512.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,795.53 : 83,698.81 = 18,340.41 : x
  2. Step 2: Convert to fraction form
    55,795.53/83,698.81 = 18,340.41/x
  3. Step 3: Cross multiply
    55,795.53x = 83,698.81 × 18,340.41
  4. Step 4: Simplify right side
    55,795.53x = 1,535,070,491.91
  5. Step 5: Solve for x
    x = 1,535,070,491.91/55,795.53
  6. Step 6: Final answer
    x = 27,512.43

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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.