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Finding the Third Proportional to 14,475 and 21,304.50

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Solution

The third proportional to 14,475 and 21,304.50 is: 31,356.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,475 : 21,304.50 = 21,304.50 : x
  2. Step 2: Convert to fraction form
    14,475/21,304.50 = 21,304.50/x
  3. Step 3: Cross multiply
    14,475x = 21,304.50 × 21,304.50
  4. Step 4: Simplify right side
    14,475x = 453,881,720.25
  5. Step 5: Solve for x
    x = 453,881,720.25/14,475
  6. Step 6: Final answer
    x = 31,356.25

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.