Home / 21,037.62-29,033.96-11,606.17

Finding the Fourth Proportional to 21,037.62, 29,033.96 and 11,606.17

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Solution

The fourth proportional to 21,037.62, 29,033.96 and 11,606.17 is: 16,017.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,037.62 : 29,033.96 = 11,606.17 : x
  2. Step 2: Convert to fraction form
    21,037.62/29,033.96 = 11,606.17/x
  3. Step 3: Cross multiply
    21,037.62x = 29,033.96 × 11,606.17
  4. Step 4: Simplify right side
    21,037.62x = 336,973,075.53
  5. Step 5: Solve for x
    x = 336,973,075.53/21,037.62
  6. Step 6: Final answer
    x = 16,017.64

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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.