Home / 36,820.60-50,813.70-20,904.52

Finding the Fourth Proportional to 36,820.60, 50,813.70 and 20,904.52

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Solution

The fourth proportional to 36,820.60, 50,813.70 and 20,904.52 is: 28,848.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,820.60 : 50,813.70 = 20,904.52 : x
  2. Step 2: Convert to fraction form
    36,820.60/50,813.70 = 20,904.52/x
  3. Step 3: Cross multiply
    36,820.60x = 50,813.70 × 20,904.52
  4. Step 4: Simplify right side
    36,820.60x = 1,062,236,007.92
  5. Step 5: Solve for x
    x = 1,062,236,007.92/36,820.60
  6. Step 6: Final answer
    x = 28,848.96

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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.