Home / 25,809.20-35,615.11-14,476.59

Finding the Fourth Proportional to 25,809.20, 35,615.11 and 14,476.59

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Solution

The fourth proportional to 25,809.20, 35,615.11 and 14,476.59 is: 19,976.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,809.20 : 35,615.11 = 14,476.59 : x
  2. Step 2: Convert to fraction form
    25,809.20/35,615.11 = 14,476.59/x
  3. Step 3: Cross multiply
    25,809.20x = 35,615.11 × 14,476.59
  4. Step 4: Simplify right side
    25,809.20x = 515,585,336.23
  5. Step 5: Solve for x
    x = 515,585,336.23/25,809.20
  6. Step 6: Final answer
    x = 19,976.81

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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.