Home / 40,223.03-55,510.97-22,321.52

Finding the Fourth Proportional to 40,223.03, 55,510.97 and 22,321.52

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Solution

The fourth proportional to 40,223.03, 55,510.97 and 22,321.52 is: 30,805.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,223.03 : 55,510.97 = 22,321.52 : x
  2. Step 2: Convert to fraction form
    40,223.03/55,510.97 = 22,321.52/x
  3. Step 3: Cross multiply
    40,223.03x = 55,510.97 × 22,321.52
  4. Step 4: Simplify right side
    40,223.03x = 1,239,089,254.24
  5. Step 5: Solve for x
    x = 1,239,089,254.24/40,223.03
  6. Step 6: Final answer
    x = 30,805.47

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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.