Home / 20,192.51-30,354.38-20,094.10

Finding the Fourth Proportional to 20,192.51, 30,354.38 and 20,094.10

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Solution

The fourth proportional to 20,192.51, 30,354.38 and 20,094.10 is: 30,206.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,192.51 : 30,354.38 = 20,094.10 : x
  2. Step 2: Convert to fraction form
    20,192.51/30,354.38 = 20,094.10/x
  3. Step 3: Cross multiply
    20,192.51x = 30,354.38 × 20,094.10
  4. Step 4: Simplify right side
    20,192.51x = 609,943,846.15
  5. Step 5: Solve for x
    x = 609,943,846.15/20,192.51
  6. Step 6: Final answer
    x = 30,206.44

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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.