Home / 30,244.84-41,740.28-16,820.44

Finding the Fourth Proportional to 30,244.84, 41,740.28 and 16,820.44

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Solution

The fourth proportional to 30,244.84, 41,740.28 and 16,820.44 is: 23,213.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,244.84 : 41,740.28 = 16,820.44 : x
  2. Step 2: Convert to fraction form
    30,244.84/41,740.28 = 16,820.44/x
  3. Step 3: Cross multiply
    30,244.84x = 41,740.28 × 16,820.44
  4. Step 4: Simplify right side
    30,244.84x = 702,089,875.32
  5. Step 5: Solve for x
    x = 702,089,875.32/30,244.84
  6. Step 6: Final answer
    x = 23,213.54

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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.