Home / 35,825.68-53,743.38-12,449.08

Finding the Fourth Proportional to 35,825.68, 53,743.38 and 12,449.08

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Solution

The fourth proportional to 35,825.68, 53,743.38 and 12,449.08 is: 18,675.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,825.68 : 53,743.38 = 12,449.08 : x
  2. Step 2: Convert to fraction form
    35,825.68/53,743.38 = 12,449.08/x
  3. Step 3: Cross multiply
    35,825.68x = 53,743.38 × 12,449.08
  4. Step 4: Simplify right side
    35,825.68x = 669,055,637.09
  5. Step 5: Solve for x
    x = 669,055,637.09/35,825.68
  6. Step 6: Final answer
    x = 18,675.31

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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.