Home / 35,571.42-53,320.68-13,369.32

Finding the Fourth Proportional to 35,571.42, 53,320.68 and 13,369.32

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Solution

The fourth proportional to 35,571.42, 53,320.68 and 13,369.32 is: 20,040.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,571.42 : 53,320.68 = 13,369.32 : x
  2. Step 2: Convert to fraction form
    35,571.42/53,320.68 = 13,369.32/x
  3. Step 3: Cross multiply
    35,571.42x = 53,320.68 × 13,369.32
  4. Step 4: Simplify right side
    35,571.42x = 712,861,233.54
  5. Step 5: Solve for x
    x = 712,861,233.54/35,571.42
  6. Step 6: Final answer
    x = 20,040.28

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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.