Home / 17,434.15-26,151.50-4,954.21

Finding the Fourth Proportional to 17,434.15, 26,151.50 and 4,954.21

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Solution

The fourth proportional to 17,434.15, 26,151.50 and 4,954.21 is: 7,431.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,434.15 : 26,151.50 = 4,954.21 : x
  2. Step 2: Convert to fraction form
    17,434.15/26,151.50 = 4,954.21/x
  3. Step 3: Cross multiply
    17,434.15x = 26,151.50 × 4,954.21
  4. Step 4: Simplify right side
    17,434.15x = 129,560,022.82
  5. Step 5: Solve for x
    x = 129,560,022.82/17,434.15
  6. Step 6: Final answer
    x = 7,431.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.