Home / 53,265.79-79,891.60-15,825.16

Finding the Fourth Proportional to 53,265.79, 79,891.60 and 15,825.16

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Solution

The fourth proportional to 53,265.79, 79,891.60 and 15,825.16 is: 23,735.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,265.79 : 79,891.60 = 15,825.16 : x
  2. Step 2: Convert to fraction form
    53,265.79/79,891.60 = 15,825.16/x
  3. Step 3: Cross multiply
    53,265.79x = 79,891.60 × 15,825.16
  4. Step 4: Simplify right side
    53,265.79x = 1,264,297,352.66
  5. Step 5: Solve for x
    x = 1,264,297,352.66/53,265.79
  6. Step 6: Final answer
    x = 23,735.64

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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.