Home / 36,886.32-50,903.28-20,119.68

Finding the Fourth Proportional to 36,886.32, 50,903.28 and 20,119.68

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Solution

The fourth proportional to 36,886.32, 50,903.28 and 20,119.68 is: 27,765.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,886.32 : 50,903.28 = 20,119.68 : x
  2. Step 2: Convert to fraction form
    36,886.32/50,903.28 = 20,119.68/x
  3. Step 3: Cross multiply
    36,886.32x = 50,903.28 × 20,119.68
  4. Step 4: Simplify right side
    36,886.32x = 1,024,157,704.55
  5. Step 5: Solve for x
    x = 1,024,157,704.55/36,886.32
  6. Step 6: Final answer
    x = 27,765.24

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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.