Home / 27,501.18-41,212.89-13,659.90

Finding the Fourth Proportional to 27,501.18, 41,212.89 and 13,659.90

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Solution

The fourth proportional to 27,501.18, 41,212.89 and 13,659.90 is: 20,470.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,501.18 : 41,212.89 = 13,659.90 : x
  2. Step 2: Convert to fraction form
    27,501.18/41,212.89 = 13,659.90/x
  3. Step 3: Cross multiply
    27,501.18x = 41,212.89 × 13,659.90
  4. Step 4: Simplify right side
    27,501.18x = 562,963,956.11
  5. Step 5: Solve for x
    x = 562,963,956.11/27,501.18
  6. Step 6: Final answer
    x = 20,470.54

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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.