Home / 23,220.23-32,043.56-13,148.39

Finding the Fourth Proportional to 23,220.23, 32,043.56 and 13,148.39

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Solution

The fourth proportional to 23,220.23, 32,043.56 and 13,148.39 is: 18,144.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,220.23 : 32,043.56 = 13,148.39 : x
  2. Step 2: Convert to fraction form
    23,220.23/32,043.56 = 13,148.39/x
  3. Step 3: Cross multiply
    23,220.23x = 32,043.56 × 13,148.39
  4. Step 4: Simplify right side
    23,220.23x = 421,321,238.24
  5. Step 5: Solve for x
    x = 421,321,238.24/23,220.23
  6. Step 6: Final answer
    x = 18,144.58

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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.