Home / 27,168.16-37,492.19-15,845.50

Finding the Fourth Proportional to 27,168.16, 37,492.19 and 15,845.50

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Solution

The fourth proportional to 27,168.16, 37,492.19 and 15,845.50 is: 21,866.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,168.16 : 37,492.19 = 15,845.50 : x
  2. Step 2: Convert to fraction form
    27,168.16/37,492.19 = 15,845.50/x
  3. Step 3: Cross multiply
    27,168.16x = 37,492.19 × 15,845.50
  4. Step 4: Simplify right side
    27,168.16x = 594,082,496.65
  5. Step 5: Solve for x
    x = 594,082,496.65/27,168.16
  6. Step 6: Final answer
    x = 21,866.87

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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.