Home / 19,266.04-26,576.49-15,684.85

Finding the Fourth Proportional to 19,266.04, 26,576.49 and 15,684.85

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Solution

The fourth proportional to 19,266.04, 26,576.49 and 15,684.85 is: 21,636.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,266.04 : 26,576.49 = 15,684.85 : x
  2. Step 2: Convert to fraction form
    19,266.04/26,576.49 = 15,684.85/x
  3. Step 3: Cross multiply
    19,266.04x = 26,576.49 × 15,684.85
  4. Step 4: Simplify right side
    19,266.04x = 416,848,259.18
  5. Step 5: Solve for x
    x = 416,848,259.18/19,266.04
  6. Step 6: Final answer
    x = 21,636.43

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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.