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Finding the Fourth Proportional to 14,653.08, 21,963.54 and 9,653.40

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Solution

The fourth proportional to 14,653.08, 21,963.54 and 9,653.40 is: 14,469.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,653.08 : 21,963.54 = 9,653.40 : x
  2. Step 2: Convert to fraction form
    14,653.08/21,963.54 = 9,653.40/x
  3. Step 3: Cross multiply
    14,653.08x = 21,963.54 × 9,653.40
  4. Step 4: Simplify right side
    14,653.08x = 212,022,837.04
  5. Step 5: Solve for x
    x = 212,022,837.04/14,653.08
  6. Step 6: Final answer
    x = 14,469.51

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1.5x scale

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.