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Finding the Fourth Proportional to 17,059.74, 23,539.74 and 9,503.64

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Solution

The fourth proportional to 17,059.74, 23,539.74 and 9,503.64 is: 13,113.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,059.74 : 23,539.74 = 9,503.64 : x
  2. Step 2: Convert to fraction form
    17,059.74/23,539.74 = 9,503.64/x
  3. Step 3: Cross multiply
    17,059.74x = 23,539.74 × 9,503.64
  4. Step 4: Simplify right side
    17,059.74x = 223,713,214.65
  5. Step 5: Solve for x
    x = 223,713,214.65/17,059.74
  6. Step 6: Final answer
    x = 13,113.52

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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.