Home / 14,144.36-19,532.34-9,120.33

Finding the Fourth Proportional to 14,144.36, 19,532.34 and 9,120.33

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Solution

The fourth proportional to 14,144.36, 19,532.34 and 9,120.33 is: 12,594.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,144.36 : 19,532.34 = 9,120.33 : x
  2. Step 2: Convert to fraction form
    14,144.36/19,532.34 = 9,120.33/x
  3. Step 3: Cross multiply
    14,144.36x = 19,532.34 × 9,120.33
  4. Step 4: Simplify right side
    14,144.36x = 178,141,386.47
  5. Step 5: Solve for x
    x = 178,141,386.47/14,144.36
  6. Step 6: Final answer
    x = 12,594.52

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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.