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Finding the Fourth Proportional to 17,133.10, 25,699.26 and 7,899.10

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Solution

The fourth proportional to 17,133.10, 25,699.26 and 7,899.10 is: 11,848.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,133.10 : 25,699.26 = 7,899.10 : x
  2. Step 2: Convert to fraction form
    17,133.10/25,699.26 = 7,899.10/x
  3. Step 3: Cross multiply
    17,133.10x = 25,699.26 × 7,899.10
  4. Step 4: Simplify right side
    17,133.10x = 203,001,024.67
  5. Step 5: Solve for x
    x = 203,001,024.67/17,133.10
  6. Step 6: Final answer
    x = 11,848.47

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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.