Home / 40,213.96-55,492.76-22,308.60

Finding the Fourth Proportional to 40,213.96, 55,492.76 and 22,308.60

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Solution

The fourth proportional to 40,213.96, 55,492.76 and 22,308.60 is: 30,784.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,213.96 : 55,492.76 = 22,308.60 : x
  2. Step 2: Convert to fraction form
    40,213.96/55,492.76 = 22,308.60/x
  3. Step 3: Cross multiply
    40,213.96x = 55,492.76 × 22,308.60
  4. Step 4: Simplify right side
    40,213.96x = 1,237,965,785.74
  5. Step 5: Solve for x
    x = 1,237,965,785.74/40,213.96
  6. Step 6: Final answer
    x = 30,784.48

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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.