Home / 23,404.74-32,312.84-15,236.09

Finding the Fourth Proportional to 23,404.74, 32,312.84 and 15,236.09

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Solution

The fourth proportional to 23,404.74, 32,312.84 and 15,236.09 is: 21,035.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,404.74 : 32,312.84 = 15,236.09 : x
  2. Step 2: Convert to fraction form
    23,404.74/32,312.84 = 15,236.09/x
  3. Step 3: Cross multiply
    23,404.74x = 32,312.84 × 15,236.09
  4. Step 4: Simplify right side
    23,404.74x = 492,321,100.65
  5. Step 5: Solve for x
    x = 492,321,100.65/23,404.74
  6. Step 6: Final answer
    x = 21,035.10

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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.