Home / 67,012.01-100,507.07-22,637.78

Finding the Fourth Proportional to 67,012.01, 100,507.07 and 22,637.78

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Solution

The fourth proportional to 67,012.01, 100,507.07 and 22,637.78 is: 33,952.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,012.01 : 100,507.07 = 22,637.78 : x
  2. Step 2: Convert to fraction form
    67,012.01/100,507.07 = 22,637.78/x
  3. Step 3: Cross multiply
    67,012.01x = 100,507.07 × 22,637.78
  4. Step 4: Simplify right side
    67,012.01x = 2,275,256,939.10
  5. Step 5: Solve for x
    x = 2,275,256,939.10/67,012.01
  6. Step 6: Final answer
    x = 33,952.97

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1.5x scale

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.