Home / 25,634.48-35,323.07-18,909.45

Finding the Fourth Proportional to 25,634.48, 35,323.07 and 18,909.45

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Solution

The fourth proportional to 25,634.48, 35,323.07 and 18,909.45 is: 26,056.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,634.48 : 35,323.07 = 18,909.45 : x
  2. Step 2: Convert to fraction form
    25,634.48/35,323.07 = 18,909.45/x
  3. Step 3: Cross multiply
    25,634.48x = 35,323.07 × 18,909.45
  4. Step 4: Simplify right side
    25,634.48x = 667,939,731.46
  5. Step 5: Solve for x
    x = 667,939,731.46/25,634.48
  6. Step 6: Final answer
    x = 26,056.31

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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.