Home / 17,715.87-26,577.08-7,328.43

Finding the Fourth Proportional to 17,715.87, 26,577.08 and 7,328.43

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Solution

The fourth proportional to 17,715.87, 26,577.08 and 7,328.43 is: 10,994.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,715.87 : 26,577.08 = 7,328.43 : x
  2. Step 2: Convert to fraction form
    17,715.87/26,577.08 = 7,328.43/x
  3. Step 3: Cross multiply
    17,715.87x = 26,577.08 × 7,328.43
  4. Step 4: Simplify right side
    17,715.87x = 194,768,336.83
  5. Step 5: Solve for x
    x = 194,768,336.83/17,715.87
  6. Step 6: Final answer
    x = 10,994.00

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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.