Home / 35,825.29-53,738.45-13,639.88

Finding the Fourth Proportional to 35,825.29, 53,738.45 and 13,639.88

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Solution

The fourth proportional to 35,825.29, 53,738.45 and 13,639.88 is: 20,460.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,825.29 : 53,738.45 = 13,639.88 : x
  2. Step 2: Convert to fraction form
    35,825.29/53,738.45 = 13,639.88/x
  3. Step 3: Cross multiply
    35,825.29x = 53,738.45 × 13,639.88
  4. Step 4: Simplify right side
    35,825.29x = 732,986,227.44
  5. Step 5: Solve for x
    x = 732,986,227.44/35,825.29
  6. Step 6: Final answer
    x = 20,460.02

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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.