Home / 23,009.44-31,752.60-12,800.42

Finding the Fourth Proportional to 23,009.44, 31,752.60 and 12,800.42

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Solution

The fourth proportional to 23,009.44, 31,752.60 and 12,800.42 is: 17,664.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,009.44 : 31,752.60 = 12,800.42 : x
  2. Step 2: Convert to fraction form
    23,009.44/31,752.60 = 12,800.42/x
  3. Step 3: Cross multiply
    23,009.44x = 31,752.60 × 12,800.42
  4. Step 4: Simplify right side
    23,009.44x = 406,446,616.09
  5. Step 5: Solve for x
    x = 406,446,616.09/23,009.44
  6. Step 6: Final answer
    x = 17,664.35

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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.