Home / 17,042.96-25,444.90-14,419.28

Finding the Fourth Proportional to 17,042.96, 25,444.90 and 14,419.28

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Solution

The fourth proportional to 17,042.96, 25,444.90 and 14,419.28 is: 21,527.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,042.96 : 25,444.90 = 14,419.28 : x
  2. Step 2: Convert to fraction form
    17,042.96/25,444.90 = 14,419.28/x
  3. Step 3: Cross multiply
    17,042.96x = 25,444.90 × 14,419.28
  4. Step 4: Simplify right side
    17,042.96x = 366,897,137.67
  5. Step 5: Solve for x
    x = 366,897,137.67/17,042.96
  6. Step 6: Final answer
    x = 21,527.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.