Home / 46,555.48-69,778.53-21,542.68

Finding the Fourth Proportional to 46,555.48, 69,778.53 and 21,542.68

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Solution

The fourth proportional to 46,555.48, 69,778.53 and 21,542.68 is: 32,288.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,555.48 : 69,778.53 = 21,542.68 : x
  2. Step 2: Convert to fraction form
    46,555.48/69,778.53 = 21,542.68/x
  3. Step 3: Cross multiply
    46,555.48x = 69,778.53 × 21,542.68
  4. Step 4: Simplify right side
    46,555.48x = 1,503,216,542.66
  5. Step 5: Solve for x
    x = 1,503,216,542.66/46,555.48
  6. Step 6: Final answer
    x = 32,288.71

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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.