Home / 39,852.74-59,786.99-11,389.95

Finding the Fourth Proportional to 39,852.74, 59,786.99 and 11,389.95

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Solution

The fourth proportional to 39,852.74, 59,786.99 and 11,389.95 is: 17,087.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,852.74 : 59,786.99 = 11,389.95 : x
  2. Step 2: Convert to fraction form
    39,852.74/59,786.99 = 11,389.95/x
  3. Step 3: Cross multiply
    39,852.74x = 59,786.99 × 11,389.95
  4. Step 4: Simplify right side
    39,852.74x = 680,970,855.23
  5. Step 5: Solve for x
    x = 680,970,855.23/39,852.74
  6. Step 6: Final answer
    x = 17,087.18

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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.