Home / 39,937.15-59,895.47-11,850.56

Finding the Fourth Proportional to 39,937.15, 59,895.47 and 11,850.56

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Solution

The fourth proportional to 39,937.15, 59,895.47 and 11,850.56 is: 17,772.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,937.15 : 59,895.47 = 11,850.56 : x
  2. Step 2: Convert to fraction form
    39,937.15/59,895.47 = 11,850.56/x
  3. Step 3: Cross multiply
    39,937.15x = 59,895.47 × 11,850.56
  4. Step 4: Simplify right side
    39,937.15x = 709,795,040.33
  5. Step 5: Solve for x
    x = 709,795,040.33/39,937.15
  6. Step 6: Final answer
    x = 17,772.80

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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.