Home / 36,884.70-55,321.29-13,505.67

Finding the Fourth Proportional to 36,884.70, 55,321.29 and 13,505.67

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Solution

The fourth proportional to 36,884.70, 55,321.29 and 13,505.67 is: 20,256.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,884.70 : 55,321.29 = 13,505.67 : x
  2. Step 2: Convert to fraction form
    36,884.70/55,321.29 = 13,505.67/x
  3. Step 3: Cross multiply
    36,884.70x = 55,321.29 × 13,505.67
  4. Step 4: Simplify right side
    36,884.70x = 747,151,086.71
  5. Step 5: Solve for x
    x = 747,151,086.71/36,884.70
  6. Step 6: Final answer
    x = 20,256.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.