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Finding the Fourth Proportional to 14,465.52, 21,698.28 and 9,275.04

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Solution

The fourth proportional to 14,465.52, 21,698.28 and 9,275.04 is: 13,912.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,465.52 : 21,698.28 = 9,275.04 : x
  2. Step 2: Convert to fraction form
    14,465.52/21,698.28 = 9,275.04/x
  3. Step 3: Cross multiply
    14,465.52x = 21,698.28 × 9,275.04
  4. Step 4: Simplify right side
    14,465.52x = 201,252,414.93
  5. Step 5: Solve for x
    x = 201,252,414.93/14,465.52
  6. Step 6: Final answer
    x = 13,912.56

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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.