Home / 27,119.10-37,420.04-15,182.94

Finding the Fourth Proportional to 27,119.10, 37,420.04 and 15,182.94

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Solution

The fourth proportional to 27,119.10, 37,420.04 and 15,182.94 is: 20,950.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,119.10 : 37,420.04 = 15,182.94 : x
  2. Step 2: Convert to fraction form
    27,119.10/37,420.04 = 15,182.94/x
  3. Step 3: Cross multiply
    27,119.10x = 37,420.04 × 15,182.94
  4. Step 4: Simplify right side
    27,119.10x = 568,146,222.12
  5. Step 5: Solve for x
    x = 568,146,222.12/27,119.10
  6. Step 6: Final answer
    x = 20,950.04

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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.