Home / 15,470.10-23,205.51-3,783.42

Finding the Fourth Proportional to 15,470.10, 23,205.51 and 3,783.42

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Solution

The fourth proportional to 15,470.10, 23,205.51 and 3,783.42 is: 5,675.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,470.10 : 23,205.51 = 3,783.42 : x
  2. Step 2: Convert to fraction form
    15,470.10/23,205.51 = 3,783.42/x
  3. Step 3: Cross multiply
    15,470.10x = 23,205.51 × 3,783.42
  4. Step 4: Simplify right side
    15,470.10x = 87,796,190.64
  5. Step 5: Solve for x
    x = 87,796,190.64/15,470.10
  6. Step 6: Final answer
    x = 5,675.22

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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.