Home / 19,588.23-27,009.45-14,864.31

Finding the Fourth Proportional to 19,588.23, 27,009.45 and 14,864.31

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Solution

The fourth proportional to 19,588.23, 27,009.45 and 14,864.31 is: 20,495.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,588.23 : 27,009.45 = 14,864.31 : x
  2. Step 2: Convert to fraction form
    19,588.23/27,009.45 = 14,864.31/x
  3. Step 3: Cross multiply
    19,588.23x = 27,009.45 × 14,864.31
  4. Step 4: Simplify right side
    19,588.23x = 401,476,837.73
  5. Step 5: Solve for x
    x = 401,476,837.73/19,588.23
  6. Step 6: Final answer
    x = 20,495.82

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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.