Home / 36,419.56-50,254.02-20,501.80

Finding the Fourth Proportional to 36,419.56, 50,254.02 and 20,501.80

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Solution

The fourth proportional to 36,419.56, 50,254.02 and 20,501.80 is: 28,289.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,419.56 : 50,254.02 = 20,501.80 : x
  2. Step 2: Convert to fraction form
    36,419.56/50,254.02 = 20,501.80/x
  3. Step 3: Cross multiply
    36,419.56x = 50,254.02 × 20,501.80
  4. Step 4: Simplify right side
    36,419.56x = 1,030,297,867.24
  5. Step 5: Solve for x
    x = 1,030,297,867.24/36,419.56
  6. Step 6: Final answer
    x = 28,289.68

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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.