Home / 30,845.08-42,563.64-18,096.93

Finding the Fourth Proportional to 30,845.08, 42,563.64 and 18,096.93

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Solution

The fourth proportional to 30,845.08, 42,563.64 and 18,096.93 is: 24,972.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,845.08 : 42,563.64 = 18,096.93 : x
  2. Step 2: Convert to fraction form
    30,845.08/42,563.64 = 18,096.93/x
  3. Step 3: Cross multiply
    30,845.08x = 42,563.64 × 18,096.93
  4. Step 4: Simplify right side
    30,845.08x = 770,271,213.63
  5. Step 5: Solve for x
    x = 770,271,213.63/30,845.08
  6. Step 6: Final answer
    x = 24,972.26

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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.