Home / 36,883.76-50,900.28-20,117.36

Finding the Fourth Proportional to 36,883.76, 50,900.28 and 20,117.36

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Solution

The fourth proportional to 36,883.76, 50,900.28 and 20,117.36 is: 27,762.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,883.76 : 50,900.28 = 20,117.36 : x
  2. Step 2: Convert to fraction form
    36,883.76/50,900.28 = 20,117.36/x
  3. Step 3: Cross multiply
    36,883.76x = 50,900.28 × 20,117.36
  4. Step 4: Simplify right side
    36,883.76x = 1,023,979,256.86
  5. Step 5: Solve for x
    x = 1,023,979,256.86/36,883.76
  6. Step 6: Final answer
    x = 27,762.33

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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.