Home / 19,708.52-27,197.64-10,755.99

Finding the Fourth Proportional to 19,708.52, 27,197.64 and 10,755.99

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Solution

The fourth proportional to 19,708.52, 27,197.64 and 10,755.99 is: 14,843.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,708.52 : 27,197.64 = 10,755.99 : x
  2. Step 2: Convert to fraction form
    19,708.52/27,197.64 = 10,755.99/x
  3. Step 3: Cross multiply
    19,708.52x = 27,197.64 × 10,755.99
  4. Step 4: Simplify right side
    19,708.52x = 292,537,543.86
  5. Step 5: Solve for x
    x = 292,537,543.86/19,708.52
  6. Step 6: Final answer
    x = 14,843.21

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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.