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Finding the Fourth Proportional to 17,307.99, 25,962.10 and 6,214.78

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Solution

The fourth proportional to 17,307.99, 25,962.10 and 6,214.78 is: 9,322.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,307.99 : 25,962.10 = 6,214.78 : x
  2. Step 2: Convert to fraction form
    17,307.99/25,962.10 = 6,214.78/x
  3. Step 3: Cross multiply
    17,307.99x = 25,962.10 × 6,214.78
  4. Step 4: Simplify right side
    17,307.99x = 161,348,739.84
  5. Step 5: Solve for x
    x = 161,348,739.84/17,307.99
  6. Step 6: Final answer
    x = 9,322.21

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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.