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Finding the Third Proportional to 9,643 and 14,567.50

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Solution

The third proportional to 9,643 and 14,567.50 is: 22,006.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,643 : 14,567.50 = 14,567.50 : x
  2. Step 2: Convert to fraction form
    9,643/14,567.50 = 14,567.50/x
  3. Step 3: Cross multiply
    9,643x = 14,567.50 × 14,567.50
  4. Step 4: Simplify right side
    9,643x = 212,212,056.25
  5. Step 5: Solve for x
    x = 212,212,056.25/9,643
  6. Step 6: Final answer
    x = 22,006.85

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.