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Finding the Fourth Proportional to 32,991.44, 45,494.06 and 22,931.24

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Solution

The fourth proportional to 32,991.44, 45,494.06 and 22,931.24 is: 31,621.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,991.44 : 45,494.06 = 22,931.24 : x
  2. Step 2: Convert to fraction form
    32,991.44/45,494.06 = 22,931.24/x
  3. Step 3: Cross multiply
    32,991.44x = 45,494.06 × 22,931.24
  4. Step 4: Simplify right side
    32,991.44x = 1,043,235,208.43
  5. Step 5: Solve for x
    x = 1,043,235,208.43/32,991.44
  6. Step 6: Final answer
    x = 31,621.39

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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.