Home / 25,447.31-35,117.37-14,117.03

Finding the Fourth Proportional to 25,447.31, 35,117.37 and 14,117.03

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Solution

The fourth proportional to 25,447.31, 35,117.37 and 14,117.03 is: 19,481.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,447.31 : 35,117.37 = 14,117.03 : x
  2. Step 2: Convert to fraction form
    25,447.31/35,117.37 = 14,117.03/x
  3. Step 3: Cross multiply
    25,447.31x = 35,117.37 × 14,117.03
  4. Step 4: Simplify right side
    25,447.31x = 495,752,790.22
  5. Step 5: Solve for x
    x = 495,752,790.22/25,447.31
  6. Step 6: Final answer
    x = 19,481.54

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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.