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Finding the Fourth Proportional to 32,494.60, 48,713.41 and 15,619.20

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Solution

The fourth proportional to 32,494.60, 48,713.41 and 15,619.20 is: 23,415.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,494.60 : 48,713.41 = 15,619.20 : x
  2. Step 2: Convert to fraction form
    32,494.60/48,713.41 = 15,619.20/x
  3. Step 3: Cross multiply
    32,494.60x = 48,713.41 × 15,619.20
  4. Step 4: Simplify right side
    32,494.60x = 760,864,493.47
  5. Step 5: Solve for x
    x = 760,864,493.47/32,494.60
  6. Step 6: Final answer
    x = 23,415.11

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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.