Home / 36,296.40-50,087.73-20,381.52

Finding the Fourth Proportional to 36,296.40, 50,087.73 and 20,381.52

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Solution

The fourth proportional to 36,296.40, 50,087.73 and 20,381.52 is: 28,125.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,296.40 : 50,087.73 = 20,381.52 : x
  2. Step 2: Convert to fraction form
    36,296.40/50,087.73 = 20,381.52/x
  3. Step 3: Cross multiply
    36,296.40x = 50,087.73 × 20,381.52
  4. Step 4: Simplify right side
    36,296.40x = 1,020,864,070.75
  5. Step 5: Solve for x
    x = 1,020,864,070.75/36,296.40
  6. Step 6: Final answer
    x = 28,125.77

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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.