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Finding the Fourth Proportional to 32,646.92, 48,934.86 and 15,090.44

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Solution

The fourth proportional to 32,646.92, 48,934.86 and 15,090.44 is: 22,619.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,646.92 : 48,934.86 = 15,090.44 : x
  2. Step 2: Convert to fraction form
    32,646.92/48,934.86 = 15,090.44/x
  3. Step 3: Cross multiply
    32,646.92x = 48,934.86 × 15,090.44
  4. Step 4: Simplify right side
    32,646.92x = 738,448,568.74
  5. Step 5: Solve for x
    x = 738,448,568.74/32,646.92
  6. Step 6: Final answer
    x = 22,619.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.