Home / 40,110.64-55,352.02-22,205.26

Finding the Fourth Proportional to 40,110.64, 55,352.02 and 22,205.26

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Solution

The fourth proportional to 40,110.64, 55,352.02 and 22,205.26 is: 30,642.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,110.64 : 55,352.02 = 22,205.26 : x
  2. Step 2: Convert to fraction form
    40,110.64/55,352.02 = 22,205.26/x
  3. Step 3: Cross multiply
    40,110.64x = 55,352.02 × 22,205.26
  4. Step 4: Simplify right side
    40,110.64x = 1,229,105,995.63
  5. Step 5: Solve for x
    x = 1,229,105,995.63/40,110.64
  6. Step 6: Final answer
    x = 30,642.89

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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.