Home / 40,243.02-55,532.75-22,338.03

Finding the Fourth Proportional to 40,243.02, 55,532.75 and 22,338.03

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Solution

The fourth proportional to 40,243.02, 55,532.75 and 22,338.03 is: 30,825.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,243.02 : 55,532.75 = 22,338.03 : x
  2. Step 2: Convert to fraction form
    40,243.02/55,532.75 = 22,338.03/x
  3. Step 3: Cross multiply
    40,243.02x = 55,532.75 × 22,338.03
  4. Step 4: Simplify right side
    40,243.02x = 1,240,492,235.48
  5. Step 5: Solve for x
    x = 1,240,492,235.48/40,243.02
  6. Step 6: Final answer
    x = 30,825.03

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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.