Home / 17,174.81-23,700.94-9,621.07

Finding the Fourth Proportional to 17,174.81, 23,700.94 and 9,621.07

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Solution

The fourth proportional to 17,174.81, 23,700.94 and 9,621.07 is: 13,276.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,174.81 : 23,700.94 = 9,621.07 : x
  2. Step 2: Convert to fraction form
    17,174.81/23,700.94 = 9,621.07/x
  3. Step 3: Cross multiply
    17,174.81x = 23,700.94 × 9,621.07
  4. Step 4: Simplify right side
    17,174.81x = 228,028,319.50
  5. Step 5: Solve for x
    x = 228,028,319.50/17,174.81
  6. Step 6: Final answer
    x = 13,276.90

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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.