Home / 22,114.16-33,173.40-7,319.60

Finding the Fourth Proportional to 22,114.16, 33,173.40 and 7,319.60

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Solution

The fourth proportional to 22,114.16, 33,173.40 and 7,319.60 is: 10,980.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,114.16 : 33,173.40 = 7,319.60 : x
  2. Step 2: Convert to fraction form
    22,114.16/33,173.40 = 7,319.60/x
  3. Step 3: Cross multiply
    22,114.16x = 33,173.40 × 7,319.60
  4. Step 4: Simplify right side
    22,114.16x = 242,816,018.64
  5. Step 5: Solve for x
    x = 242,816,018.64/22,114.16
  6. Step 6: Final answer
    x = 10,980.11

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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.