Home / 27,168.50-37,492.67-15,845.87

Finding the Fourth Proportional to 27,168.50, 37,492.67 and 15,845.87

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Solution

The fourth proportional to 27,168.50, 37,492.67 and 15,845.87 is: 21,867.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,168.50 : 37,492.67 = 15,845.87 : x
  2. Step 2: Convert to fraction form
    27,168.50/37,492.67 = 15,845.87/x
  3. Step 3: Cross multiply
    27,168.50x = 37,492.67 × 15,845.87
  4. Step 4: Simplify right side
    27,168.50x = 594,103,974.77
  5. Step 5: Solve for x
    x = 594,103,974.77/27,168.50
  6. Step 6: Final answer
    x = 21,867.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.