Home / 23,281.56-32,144.62-21,794.40

Finding the Fourth Proportional to 23,281.56, 32,144.62 and 21,794.40

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Solution

The fourth proportional to 23,281.56, 32,144.62 and 21,794.40 is: 30,091.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,281.56 : 32,144.62 = 21,794.40 : x
  2. Step 2: Convert to fraction form
    23,281.56/32,144.62 = 21,794.40/x
  3. Step 3: Cross multiply
    23,281.56x = 32,144.62 × 21,794.40
  4. Step 4: Simplify right side
    23,281.56x = 700,572,706.13
  5. Step 5: Solve for x
    x = 700,572,706.13/23,281.56
  6. Step 6: Final answer
    x = 30,091.31

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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.