Home / 25,713.86-35,489.75-15,104.07

Finding the Fourth Proportional to 25,713.86, 35,489.75 and 15,104.07

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Solution

The fourth proportional to 25,713.86, 35,489.75 and 15,104.07 is: 20,846.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,713.86 : 35,489.75 = 15,104.07 : x
  2. Step 2: Convert to fraction form
    25,713.86/35,489.75 = 15,104.07/x
  3. Step 3: Cross multiply
    25,713.86x = 35,489.75 × 15,104.07
  4. Step 4: Simplify right side
    25,713.86x = 536,039,592.76
  5. Step 5: Solve for x
    x = 536,039,592.76/25,713.86
  6. Step 6: Final answer
    x = 20,846.33

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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.