Home / 32,099.45-44,282.30-20,772.59

Finding the Fourth Proportional to 32,099.45, 44,282.30 and 20,772.59

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Solution

The fourth proportional to 32,099.45, 44,282.30 and 20,772.59 is: 28,656.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,099.45 : 44,282.30 = 20,772.59 : x
  2. Step 2: Convert to fraction form
    32,099.45/44,282.30 = 20,772.59/x
  3. Step 3: Cross multiply
    32,099.45x = 44,282.30 × 20,772.59
  4. Step 4: Simplify right side
    32,099.45x = 919,857,736.88
  5. Step 5: Solve for x
    x = 919,857,736.88/32,099.45
  6. Step 6: Final answer
    x = 28,656.50

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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.