Home / 23,999.53-33,120.36-13,389.16

Finding the Fourth Proportional to 23,999.53, 33,120.36 and 13,389.16

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Solution

The fourth proportional to 23,999.53, 33,120.36 and 13,389.16 is: 18,477.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,999.53 : 33,120.36 = 13,389.16 : x
  2. Step 2: Convert to fraction form
    23,999.53/33,120.36 = 13,389.16/x
  3. Step 3: Cross multiply
    23,999.53x = 33,120.36 × 13,389.16
  4. Step 4: Simplify right side
    23,999.53x = 443,453,799.30
  5. Step 5: Solve for x
    x = 443,453,799.30/23,999.53
  6. Step 6: Final answer
    x = 18,477.60

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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.