Home / 25,638.26-35,380.78-14,460.26

Finding the Fourth Proportional to 25,638.26, 35,380.78 and 14,460.26

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Solution

The fourth proportional to 25,638.26, 35,380.78 and 14,460.26 is: 19,955.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,638.26 : 35,380.78 = 14,460.26 : x
  2. Step 2: Convert to fraction form
    25,638.26/35,380.78 = 14,460.26/x
  3. Step 3: Cross multiply
    25,638.26x = 35,380.78 × 14,460.26
  4. Step 4: Simplify right side
    25,638.26x = 511,615,277.80
  5. Step 5: Solve for x
    x = 511,615,277.80/25,638.26
  6. Step 6: Final answer
    x = 19,955.15

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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.