Home / 40,011.44-55,214.88-22,106.48

Finding the Fourth Proportional to 40,011.44, 55,214.88 and 22,106.48

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Solution

The fourth proportional to 40,011.44, 55,214.88 and 22,106.48 is: 30,506.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,011.44 : 55,214.88 = 22,106.48 : x
  2. Step 2: Convert to fraction form
    40,011.44/55,214.88 = 22,106.48/x
  3. Step 3: Cross multiply
    40,011.44x = 55,214.88 × 22,106.48
  4. Step 4: Simplify right side
    40,011.44x = 1,220,606,640.42
  5. Step 5: Solve for x
    x = 1,220,606,640.42/40,011.44
  6. Step 6: Final answer
    x = 30,506.44

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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.