Home / 23,638.56-32,621.44-13,028.60

Finding the Fourth Proportional to 23,638.56, 32,621.44 and 13,028.60

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Solution

The fourth proportional to 23,638.56, 32,621.44 and 13,028.60 is: 17,979.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,638.56 : 32,621.44 = 13,028.60 : x
  2. Step 2: Convert to fraction form
    23,638.56/32,621.44 = 13,028.60/x
  3. Step 3: Cross multiply
    23,638.56x = 32,621.44 × 13,028.60
  4. Step 4: Simplify right side
    23,638.56x = 425,011,693.18
  5. Step 5: Solve for x
    x = 425,011,693.18/23,638.56
  6. Step 6: Final answer
    x = 17,979.59

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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.