Home / 14,203.05-19,603.72-9,673.22

Finding the Fourth Proportional to 14,203.05, 19,603.72 and 9,673.22

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Solution

The fourth proportional to 14,203.05, 19,603.72 and 9,673.22 is: 13,351.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,203.05 : 19,603.72 = 9,673.22 : x
  2. Step 2: Convert to fraction form
    14,203.05/19,603.72 = 9,673.22/x
  3. Step 3: Cross multiply
    14,203.05x = 19,603.72 × 9,673.22
  4. Step 4: Simplify right side
    14,203.05x = 189,631,157.48
  5. Step 5: Solve for x
    x = 189,631,157.48/14,203.05
  6. Step 6: Final answer
    x = 13,351.44

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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.