Home / 27,709.09-41,569.48-8,987.67

Finding the Fourth Proportional to 27,709.09, 41,569.48 and 8,987.67

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Solution

The fourth proportional to 27,709.09, 41,569.48 and 8,987.67 is: 13,483.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,709.09 : 41,569.48 = 8,987.67 : x
  2. Step 2: Convert to fraction form
    27,709.09/41,569.48 = 8,987.67/x
  3. Step 3: Cross multiply
    27,709.09x = 41,569.48 × 8,987.67
  4. Step 4: Simplify right side
    27,709.09x = 373,612,723.37
  5. Step 5: Solve for x
    x = 373,612,723.37/27,709.09
  6. Step 6: Final answer
    x = 13,483.40

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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.