Home / 39,588.48-59,383.44-18,516.88

Finding the Fourth Proportional to 39,588.48, 59,383.44 and 18,516.88

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Solution

The fourth proportional to 39,588.48, 59,383.44 and 18,516.88 is: 27,775.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,588.48 : 59,383.44 = 18,516.88 : x
  2. Step 2: Convert to fraction form
    39,588.48/59,383.44 = 18,516.88/x
  3. Step 3: Cross multiply
    39,588.48x = 59,383.44 × 18,516.88
  4. Step 4: Simplify right side
    39,588.48x = 1,099,596,032.47
  5. Step 5: Solve for x
    x = 1,099,596,032.47/39,588.48
  6. Step 6: Final answer
    x = 27,775.66

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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.