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Finding the Fourth Proportional to 25,614.54, 35,348.04 and 14,285.04

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Solution

The fourth proportional to 25,614.54, 35,348.04 and 14,285.04 is: 19,713.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,614.54 : 35,348.04 = 14,285.04 : x
  2. Step 2: Convert to fraction form
    25,614.54/35,348.04 = 14,285.04/x
  3. Step 3: Cross multiply
    25,614.54x = 35,348.04 × 14,285.04
  4. Step 4: Simplify right side
    25,614.54x = 504,948,165.32
  5. Step 5: Solve for x
    x = 504,948,165.32/25,614.54
  6. Step 6: Final answer
    x = 19,713.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.