Home / 17,173.40-23,700.17-9,621.41

Finding the Fourth Proportional to 17,173.40, 23,700.17 and 9,621.41

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Solution

The fourth proportional to 17,173.40, 23,700.17 and 9,621.41 is: 13,278.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,173.40 : 23,700.17 = 9,621.41 : x
  2. Step 2: Convert to fraction form
    17,173.40/23,700.17 = 9,621.41/x
  3. Step 3: Cross multiply
    17,173.40x = 23,700.17 × 9,621.41
  4. Step 4: Simplify right side
    17,173.40x = 228,028,958.19
  5. Step 5: Solve for x
    x = 228,028,958.19/17,173.40
  6. Step 6: Final answer
    x = 13,278.04

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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.