Home / 27,514.24-37,969.76-14,939.20

Finding the Fourth Proportional to 27,514.24, 37,969.76 and 14,939.20

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Solution

The fourth proportional to 27,514.24, 37,969.76 and 14,939.20 is: 20,616.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,514.24 : 37,969.76 = 14,939.20 : x
  2. Step 2: Convert to fraction form
    27,514.24/37,969.76 = 14,939.20/x
  3. Step 3: Cross multiply
    27,514.24x = 37,969.76 × 14,939.20
  4. Step 4: Simplify right side
    27,514.24x = 567,237,838.59
  5. Step 5: Solve for x
    x = 567,237,838.59/27,514.24
  6. Step 6: Final answer
    x = 20,616.16

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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.