Home / 36,489.07-50,355.03-20,573.52

Finding the Fourth Proportional to 36,489.07, 50,355.03 and 20,573.52

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Solution

The fourth proportional to 36,489.07, 50,355.03 and 20,573.52 is: 28,391.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,489.07 : 50,355.03 = 20,573.52 : x
  2. Step 2: Convert to fraction form
    36,489.07/50,355.03 = 20,573.52/x
  3. Step 3: Cross multiply
    36,489.07x = 50,355.03 × 20,573.52
  4. Step 4: Simplify right side
    36,489.07x = 1,035,980,216.81
  5. Step 5: Solve for x
    x = 1,035,980,216.81/36,489.07
  6. Step 6: Final answer
    x = 28,391.52

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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.