Home / 39,440.92-59,141.40-13,136.44

Finding the Fourth Proportional to 39,440.92, 59,141.40 and 13,136.44

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Solution

The fourth proportional to 39,440.92, 59,141.40 and 13,136.44 is: 19,698.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,440.92 : 59,141.40 = 13,136.44 : x
  2. Step 2: Convert to fraction form
    39,440.92/59,141.40 = 13,136.44/x
  3. Step 3: Cross multiply
    39,440.92x = 59,141.40 × 13,136.44
  4. Step 4: Simplify right side
    39,440.92x = 776,907,452.62
  5. Step 5: Solve for x
    x = 776,907,452.62/39,440.92
  6. Step 6: Final answer
    x = 19,698.01

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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.