Home / 23,190.23-32,001.64-12,579.64

Finding the Fourth Proportional to 23,190.23, 32,001.64 and 12,579.64

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Solution

The fourth proportional to 23,190.23, 32,001.64 and 12,579.64 is: 17,359.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,190.23 : 32,001.64 = 12,579.64 : x
  2. Step 2: Convert to fraction form
    23,190.23/32,001.64 = 12,579.64/x
  3. Step 3: Cross multiply
    23,190.23x = 32,001.64 × 12,579.64
  4. Step 4: Simplify right side
    23,190.23x = 402,568,999.16
  5. Step 5: Solve for x
    x = 402,568,999.16/23,190.23
  6. Step 6: Final answer
    x = 17,359.42

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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.