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Finding the Fourth Proportional to 40,851.54, 56,372.05 and 22,943.05

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Solution

The fourth proportional to 40,851.54, 56,372.05 and 22,943.05 is: 31,659.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,851.54 : 56,372.05 = 22,943.05 : x
  2. Step 2: Convert to fraction form
    40,851.54/56,372.05 = 22,943.05/x
  3. Step 3: Cross multiply
    40,851.54x = 56,372.05 × 22,943.05
  4. Step 4: Simplify right side
    40,851.54x = 1,293,346,649.50
  5. Step 5: Solve for x
    x = 1,293,346,649.50/40,851.54
  6. Step 6: Final answer
    x = 31,659.68

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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.