Home / 35,917.80-53,895.16-15,940.98

Finding the Fourth Proportional to 35,917.80, 53,895.16 and 15,940.98

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Solution

The fourth proportional to 35,917.80, 53,895.16 and 15,940.98 is: 23,919.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,917.80 : 53,895.16 = 15,940.98 : x
  2. Step 2: Convert to fraction form
    35,917.80/53,895.16 = 15,940.98/x
  3. Step 3: Cross multiply
    35,917.80x = 53,895.16 × 15,940.98
  4. Step 4: Simplify right side
    35,917.80x = 859,141,667.66
  5. Step 5: Solve for x
    x = 859,141,667.66/35,917.80
  6. Step 6: Final answer
    x = 23,919.66

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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.