Home / 40,100.69-55,339.45-22,197.37

Finding the Fourth Proportional to 40,100.69, 55,339.45 and 22,197.37

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Solution

The fourth proportional to 40,100.69, 55,339.45 and 22,197.37 is: 30,632.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,100.69 : 55,339.45 = 22,197.37 : x
  2. Step 2: Convert to fraction form
    40,100.69/55,339.45 = 22,197.37/x
  3. Step 3: Cross multiply
    40,100.69x = 55,339.45 × 22,197.37
  4. Step 4: Simplify right side
    40,100.69x = 1,228,390,053.40
  5. Step 5: Solve for x
    x = 1,228,390,053.40/40,100.69
  6. Step 6: Final answer
    x = 30,632.64

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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.