Home / 10,199.32-14,075.78-5,662.24

Finding the Fourth Proportional to 10,199.32, 14,075.78 and 5,662.24

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Solution

The fourth proportional to 10,199.32, 14,075.78 and 5,662.24 is: 7,814.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,199.32 : 14,075.78 = 5,662.24 : x
  2. Step 2: Convert to fraction form
    10,199.32/14,075.78 = 5,662.24/x
  3. Step 3: Cross multiply
    10,199.32x = 14,075.78 × 5,662.24
  4. Step 4: Simplify right side
    10,199.32x = 79,700,381.05
  5. Step 5: Solve for x
    x = 79,700,381.05/10,199.32
  6. Step 6: Final answer
    x = 7,814.29

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.