Home / 25,351.86-34,968.96-15,273.48

Finding the Fourth Proportional to 25,351.86, 34,968.96 and 15,273.48

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Solution

The fourth proportional to 25,351.86, 34,968.96 and 15,273.48 is: 21,067.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,351.86 : 34,968.96 = 15,273.48 : x
  2. Step 2: Convert to fraction form
    25,351.86/34,968.96 = 15,273.48/x
  3. Step 3: Cross multiply
    25,351.86x = 34,968.96 × 15,273.48
  4. Step 4: Simplify right side
    25,351.86x = 534,097,711.18
  5. Step 5: Solve for x
    x = 534,097,711.18/25,351.86
  6. Step 6: Final answer
    x = 21,067.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.