Home / 36,880.64-55,289.28-13,502.24

Finding the Fourth Proportional to 36,880.64, 55,289.28 and 13,502.24

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Solution

The fourth proportional to 36,880.64, 55,289.28 and 13,502.24 is: 20,241.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,880.64 : 55,289.28 = 13,502.24 : x
  2. Step 2: Convert to fraction form
    36,880.64/55,289.28 = 13,502.24/x
  3. Step 3: Cross multiply
    36,880.64x = 55,289.28 × 13,502.24
  4. Step 4: Simplify right side
    36,880.64x = 746,529,127.99
  5. Step 5: Solve for x
    x = 746,529,127.99/36,880.64
  6. Step 6: Final answer
    x = 20,241.76

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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.