Home / 19,854.09-27,398.98-10,901.97

Finding the Fourth Proportional to 19,854.09, 27,398.98 and 10,901.97

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Solution

The fourth proportional to 19,854.09, 27,398.98 and 10,901.97 is: 15,044.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,854.09 : 27,398.98 = 10,901.97 : x
  2. Step 2: Convert to fraction form
    19,854.09/27,398.98 = 10,901.97/x
  3. Step 3: Cross multiply
    19,854.09x = 27,398.98 × 10,901.97
  4. Step 4: Simplify right side
    19,854.09x = 298,702,857.99
  5. Step 5: Solve for x
    x = 298,702,857.99/19,854.09
  6. Step 6: Final answer
    x = 15,044.90

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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.