Home / 16,722.84-23,075.64-9,651.60

Finding the Fourth Proportional to 16,722.84, 23,075.64 and 9,651.60

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Solution

The fourth proportional to 16,722.84, 23,075.64 and 9,651.60 is: 13,318.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,722.84 : 23,075.64 = 9,651.60 : x
  2. Step 2: Convert to fraction form
    16,722.84/23,075.64 = 9,651.60/x
  3. Step 3: Cross multiply
    16,722.84x = 23,075.64 × 9,651.60
  4. Step 4: Simplify right side
    16,722.84x = 222,716,847.02
  5. Step 5: Solve for x
    x = 222,716,847.02/16,722.84
  6. Step 6: Final answer
    x = 13,318.12

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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.