Home / 40,136.58-60,209.73-19,345.50

Finding the Fourth Proportional to 40,136.58, 60,209.73 and 19,345.50

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Solution

The fourth proportional to 40,136.58, 60,209.73 and 19,345.50 is: 29,020.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,136.58 : 60,209.73 = 19,345.50 : x
  2. Step 2: Convert to fraction form
    40,136.58/60,209.73 = 19,345.50/x
  3. Step 3: Cross multiply
    40,136.58x = 60,209.73 × 19,345.50
  4. Step 4: Simplify right side
    40,136.58x = 1,164,787,331.72
  5. Step 5: Solve for x
    x = 1,164,787,331.72/40,136.58
  6. Step 6: Final answer
    x = 29,020.59

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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.