Home / 67,649.22-93,365.83-38,963.37

Finding the Fourth Proportional to 67,649.22, 93,365.83 and 38,963.37

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Solution

The fourth proportional to 67,649.22, 93,365.83 and 38,963.37 is: 53,775.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,649.22 : 93,365.83 = 38,963.37 : x
  2. Step 2: Convert to fraction form
    67,649.22/93,365.83 = 38,963.37/x
  3. Step 3: Cross multiply
    67,649.22x = 93,365.83 × 38,963.37
  4. Step 4: Simplify right side
    67,649.22x = 3,637,847,379.65
  5. Step 5: Solve for x
    x = 3,637,847,379.65/67,649.22
  6. Step 6: Final answer
    x = 53,775.16

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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.