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Finding the Fourth Proportional to 16,697.01, 25,005.75 and 9,662.19

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Solution

The fourth proportional to 16,697.01, 25,005.75 and 9,662.19 is: 14,470.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,697.01 : 25,005.75 = 9,662.19 : x
  2. Step 2: Convert to fraction form
    16,697.01/25,005.75 = 9,662.19/x
  3. Step 3: Cross multiply
    16,697.01x = 25,005.75 × 9,662.19
  4. Step 4: Simplify right side
    16,697.01x = 241,610,370.11
  5. Step 5: Solve for x
    x = 241,610,370.11/16,697.01
  6. Step 6: Final answer
    x = 14,470.28

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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.