Home / 35,480.26-53,247.93-13,313.80

Finding the Fourth Proportional to 35,480.26, 53,247.93 and 13,313.80

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Solution

The fourth proportional to 35,480.26, 53,247.93 and 13,313.80 is: 19,981.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,480.26 : 53,247.93 = 13,313.80 : x
  2. Step 2: Convert to fraction form
    35,480.26/53,247.93 = 13,313.80/x
  3. Step 3: Cross multiply
    35,480.26x = 53,247.93 × 13,313.80
  4. Step 4: Simplify right side
    35,480.26x = 708,932,290.43
  5. Step 5: Solve for x
    x = 708,932,290.43/35,480.26
  6. Step 6: Final answer
    x = 19,981.03

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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.