Home / 23,393.56-32,261.70-18,289.78

Finding the Fourth Proportional to 23,393.56, 32,261.70 and 18,289.78

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Solution

The fourth proportional to 23,393.56, 32,261.70 and 18,289.78 is: 25,223.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,393.56 : 32,261.70 = 18,289.78 : x
  2. Step 2: Convert to fraction form
    23,393.56/32,261.70 = 18,289.78/x
  3. Step 3: Cross multiply
    23,393.56x = 32,261.70 × 18,289.78
  4. Step 4: Simplify right side
    23,393.56x = 590,059,395.43
  5. Step 5: Solve for x
    x = 590,059,395.43/23,393.56
  6. Step 6: Final answer
    x = 25,223.16

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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.