Home / 39,555.48-59,326.74-11,847

Finding the Fourth Proportional to 39,555.48, 59,326.74 and 11,847

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Solution

The fourth proportional to 39,555.48, 59,326.74 and 11,847 is: 17,768.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,555.48 : 59,326.74 = 11,847 : x
  2. Step 2: Convert to fraction form
    39,555.48/59,326.74 = 11,847/x
  3. Step 3: Cross multiply
    39,555.48x = 59,326.74 × 11,847
  4. Step 4: Simplify right side
    39,555.48x = 702,843,888.78
  5. Step 5: Solve for x
    x = 702,843,888.78/39,555.48
  6. Step 6: Final answer
    x = 17,768.56

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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.