Home / 39,136.82-58,660.02-18,032.74

Finding the Fourth Proportional to 39,136.82, 58,660.02 and 18,032.74

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Solution

The fourth proportional to 39,136.82, 58,660.02 and 18,032.74 is: 27,028.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,136.82 : 58,660.02 = 18,032.74 : x
  2. Step 2: Convert to fraction form
    39,136.82/58,660.02 = 18,032.74/x
  3. Step 3: Cross multiply
    39,136.82x = 58,660.02 × 18,032.74
  4. Step 4: Simplify right side
    39,136.82x = 1,057,800,889.05
  5. Step 5: Solve for x
    x = 1,057,800,889.05/39,136.82
  6. Step 6: Final answer
    x = 27,028.28

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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.