Home / 17,070.96-23,558.40-9,997.68

Finding the Fourth Proportional to 17,070.96, 23,558.40 and 9,997.68

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Solution

The fourth proportional to 17,070.96, 23,558.40 and 9,997.68 is: 13,797.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,070.96 : 23,558.40 = 9,997.68 : x
  2. Step 2: Convert to fraction form
    17,070.96/23,558.40 = 9,997.68/x
  3. Step 3: Cross multiply
    17,070.96x = 23,558.40 × 9,997.68
  4. Step 4: Simplify right side
    17,070.96x = 235,529,344.51
  5. Step 5: Solve for x
    x = 235,529,344.51/17,070.96
  6. Step 6: Final answer
    x = 13,797.08

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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.