Home / 27,436.43-41,156.57-11,639.67

Finding the Fourth Proportional to 27,436.43, 41,156.57 and 11,639.67

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Solution

The fourth proportional to 27,436.43, 41,156.57 and 11,639.67 is: 17,460.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,436.43 : 41,156.57 = 11,639.67 : x
  2. Step 2: Convert to fraction form
    27,436.43/41,156.57 = 11,639.67/x
  3. Step 3: Cross multiply
    27,436.43x = 41,156.57 × 11,639.67
  4. Step 4: Simplify right side
    27,436.43x = 479,048,893.13
  5. Step 5: Solve for x
    x = 479,048,893.13/27,436.43
  6. Step 6: Final answer
    x = 17,460.32

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1.5x scale

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.