Home / 40,048.88-55,266.53-22,144.03

Finding the Fourth Proportional to 40,048.88, 55,266.53 and 22,144.03

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Solution

The fourth proportional to 40,048.88, 55,266.53 and 22,144.03 is: 30,558.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,048.88 : 55,266.53 = 22,144.03 : x
  2. Step 2: Convert to fraction form
    40,048.88/55,266.53 = 22,144.03/x
  3. Step 3: Cross multiply
    40,048.88x = 55,266.53 × 22,144.03
  4. Step 4: Simplify right side
    40,048.88x = 1,223,823,698.32
  5. Step 5: Solve for x
    x = 1,223,823,698.32/40,048.88
  6. Step 6: Final answer
    x = 30,558.25

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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.