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Finding the Third Proportional to 19,875 and 29,893.50

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Solution

The third proportional to 19,875 and 29,893.50 is: 44,962.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,875 : 29,893.50 = 29,893.50 : x
  2. Step 2: Convert to fraction form
    19,875/29,893.50 = 29,893.50/x
  3. Step 3: Cross multiply
    19,875x = 29,893.50 × 29,893.50
  4. Step 4: Simplify right side
    19,875x = 893,621,342.25
  5. Step 5: Solve for x
    x = 893,621,342.25/19,875
  6. Step 6: Final answer
    x = 44,962.08

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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.