Home / 36,285.60-50,070.70-20,366.94

Finding the Fourth Proportional to 36,285.60, 50,070.70 and 20,366.94

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Solution

The fourth proportional to 36,285.60, 50,070.70 and 20,366.94 is: 28,104.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,285.60 : 50,070.70 = 20,366.94 : x
  2. Step 2: Convert to fraction form
    36,285.60/50,070.70 = 20,366.94/x
  3. Step 3: Cross multiply
    36,285.60x = 50,070.70 × 20,366.94
  4. Step 4: Simplify right side
    36,285.60x = 1,019,786,641.39
  5. Step 5: Solve for x
    x = 1,019,786,641.39/36,285.60
  6. Step 6: Final answer
    x = 28,104.45

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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.