Home / 17,577.61-26,369.73-6,485.15

Finding the Fourth Proportional to 17,577.61, 26,369.73 and 6,485.15

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Solution

The fourth proportional to 17,577.61, 26,369.73 and 6,485.15 is: 9,728.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,577.61 : 26,369.73 = 6,485.15 : x
  2. Step 2: Convert to fraction form
    17,577.61/26,369.73 = 6,485.15/x
  3. Step 3: Cross multiply
    17,577.61x = 26,369.73 × 6,485.15
  4. Step 4: Simplify right side
    17,577.61x = 171,011,720.43
  5. Step 5: Solve for x
    x = 171,011,720.43/17,577.61
  6. Step 6: Final answer
    x = 9,728.95

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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.