Home / 21,054.08-31,588.48-14,062.08

Finding the Fourth Proportional to 21,054.08, 31,588.48 and 14,062.08

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Solution

The fourth proportional to 21,054.08, 31,588.48 and 14,062.08 is: 21,098.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,054.08 : 31,588.48 = 14,062.08 : x
  2. Step 2: Convert to fraction form
    21,054.08/31,588.48 = 14,062.08/x
  3. Step 3: Cross multiply
    21,054.08x = 31,588.48 × 14,062.08
  4. Step 4: Simplify right side
    21,054.08x = 444,199,732.84
  5. Step 5: Solve for x
    x = 444,199,732.84/21,054.08
  6. Step 6: Final answer
    x = 21,098.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.