Home / 35,453.26-53,182.77-12,961.42

Finding the Fourth Proportional to 35,453.26, 53,182.77 and 12,961.42

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Solution

The fourth proportional to 35,453.26, 53,182.77 and 12,961.42 is: 19,443.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,453.26 : 53,182.77 = 12,961.42 : x
  2. Step 2: Convert to fraction form
    35,453.26/53,182.77 = 12,961.42/x
  3. Step 3: Cross multiply
    35,453.26x = 53,182.77 × 12,961.42
  4. Step 4: Simplify right side
    35,453.26x = 689,324,218.73
  5. Step 5: Solve for x
    x = 689,324,218.73/35,453.26
  6. Step 6: Final answer
    x = 19,443.18

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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.