Home / 27,110.60-40,664.70-7,389.16

Finding the Fourth Proportional to 27,110.60, 40,664.70 and 7,389.16

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Solution

The fourth proportional to 27,110.60, 40,664.70 and 7,389.16 is: 11,083.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,110.60 : 40,664.70 = 7,389.16 : x
  2. Step 2: Convert to fraction form
    27,110.60/40,664.70 = 7,389.16/x
  3. Step 3: Cross multiply
    27,110.60x = 40,664.70 × 7,389.16
  4. Step 4: Simplify right side
    27,110.60x = 300,477,802.80
  5. Step 5: Solve for x
    x = 300,477,802.80/27,110.60
  6. Step 6: Final answer
    x = 11,083.41

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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.