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Finding the Fourth Proportional to 17,285.66, 25,913.37 and 14,670.08

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Solution

The fourth proportional to 17,285.66, 25,913.37 and 14,670.08 is: 21,992.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,285.66 : 25,913.37 = 14,670.08 : x
  2. Step 2: Convert to fraction form
    17,285.66/25,913.37 = 14,670.08/x
  3. Step 3: Cross multiply
    17,285.66x = 25,913.37 × 14,670.08
  4. Step 4: Simplify right side
    17,285.66x = 380,151,210.97
  5. Step 5: Solve for x
    x = 380,151,210.97/17,285.66
  6. Step 6: Final answer
    x = 21,992.29

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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.