Home / 17,176.43-25,881.64-14,124.79

Finding the Fourth Proportional to 17,176.43, 25,881.64 and 14,124.79

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Solution

The fourth proportional to 17,176.43, 25,881.64 and 14,124.79 is: 21,283.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,176.43 : 25,881.64 = 14,124.79 : x
  2. Step 2: Convert to fraction form
    17,176.43/25,881.64 = 14,124.79/x
  3. Step 3: Cross multiply
    17,176.43x = 25,881.64 × 14,124.79
  4. Step 4: Simplify right side
    17,176.43x = 365,572,733.56
  5. Step 5: Solve for x
    x = 365,572,733.56/17,176.43
  6. Step 6: Final answer
    x = 21,283.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.