Home / 23,475.72-32,396.60-12,720.62

Finding the Fourth Proportional to 23,475.72, 32,396.60 and 12,720.62

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Solution

The fourth proportional to 23,475.72, 32,396.60 and 12,720.62 is: 17,554.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,475.72 : 32,396.60 = 12,720.62 : x
  2. Step 2: Convert to fraction form
    23,475.72/32,396.60 = 12,720.62/x
  3. Step 3: Cross multiply
    23,475.72x = 32,396.60 × 12,720.62
  4. Step 4: Simplify right side
    23,475.72x = 412,104,612.31
  5. Step 5: Solve for x
    x = 412,104,612.31/23,475.72
  6. Step 6: Final answer
    x = 17,554.50

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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.