Home / 22,173.53-33,240.51-8,130.28

Finding the Fourth Proportional to 22,173.53, 33,240.51 and 8,130.28

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Solution

The fourth proportional to 22,173.53, 33,240.51 and 8,130.28 is: 12,188.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,173.53 : 33,240.51 = 8,130.28 : x
  2. Step 2: Convert to fraction form
    22,173.53/33,240.51 = 8,130.28/x
  3. Step 3: Cross multiply
    22,173.53x = 33,240.51 × 8,130.28
  4. Step 4: Simplify right side
    22,173.53x = 270,254,653.64
  5. Step 5: Solve for x
    x = 270,254,653.64/22,173.53
  6. Step 6: Final answer
    x = 12,188.17

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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.