Home / 15,105.36-22,657.26-7,202.10

Finding the Fourth Proportional to 15,105.36, 22,657.26 and 7,202.10

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Solution

The fourth proportional to 15,105.36, 22,657.26 and 7,202.10 is: 10,802.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,105.36 : 22,657.26 = 7,202.10 : x
  2. Step 2: Convert to fraction form
    15,105.36/22,657.26 = 7,202.10/x
  3. Step 3: Cross multiply
    15,105.36x = 22,657.26 × 7,202.10
  4. Step 4: Simplify right side
    15,105.36x = 163,179,852.25
  5. Step 5: Solve for x
    x = 163,179,852.25/15,105.36
  6. Step 6: Final answer
    x = 10,802.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.