Home / 17,133.54-25,697.18-7,771.32

Finding the Fourth Proportional to 17,133.54, 25,697.18 and 7,771.32

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Solution

The fourth proportional to 17,133.54, 25,697.18 and 7,771.32 is: 11,655.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,133.54 : 25,697.18 = 7,771.32 : x
  2. Step 2: Convert to fraction form
    17,133.54/25,697.18 = 7,771.32/x
  3. Step 3: Cross multiply
    17,133.54x = 25,697.18 × 7,771.32
  4. Step 4: Simplify right side
    17,133.54x = 199,700,970.02
  5. Step 5: Solve for x
    x = 199,700,970.02/17,133.54
  6. Step 6: Final answer
    x = 11,655.56

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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.