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Finding the Third Proportional to 21,862.13 and 47,885.06

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Solution

The third proportional to 21,862.13 and 47,885.06 is: 104,883.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,862.13 : 47,885.06 = 47,885.06 : x
  2. Step 2: Convert to fraction form
    21,862.13/47,885.06 = 47,885.06/x
  3. Step 3: Cross multiply
    21,862.13x = 47,885.06 × 47,885.06
  4. Step 4: Simplify right side
    21,862.13x = 2,292,979,210.63
  5. Step 5: Solve for x
    x = 2,292,979,210.63/21,862.13
  6. Step 6: Final answer
    x = 104,883.64

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.