Home / 27,519.72-37,986.24-16,188.72

Finding the Fourth Proportional to 27,519.72, 37,986.24 and 16,188.72

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Solution

The fourth proportional to 27,519.72, 37,986.24 and 16,188.72 is: 22,345.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,519.72 : 37,986.24 = 16,188.72 : x
  2. Step 2: Convert to fraction form
    27,519.72/37,986.24 = 16,188.72/x
  3. Step 3: Cross multiply
    27,519.72x = 37,986.24 × 16,188.72
  4. Step 4: Simplify right side
    27,519.72x = 614,948,603.21
  5. Step 5: Solve for x
    x = 614,948,603.21/27,519.72
  6. Step 6: Final answer
    x = 22,345.74

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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.