Home / 23,709.74-32,719.02-13,100.36

Finding the Fourth Proportional to 23,709.74, 32,719.02 and 13,100.36

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Solution

The fourth proportional to 23,709.74, 32,719.02 and 13,100.36 is: 18,078.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,709.74 : 32,719.02 = 13,100.36 : x
  2. Step 2: Convert to fraction form
    23,709.74/32,719.02 = 13,100.36/x
  3. Step 3: Cross multiply
    23,709.74x = 32,719.02 × 13,100.36
  4. Step 4: Simplify right side
    23,709.74x = 428,630,940.85
  5. Step 5: Solve for x
    x = 428,630,940.85/23,709.74
  6. Step 6: Final answer
    x = 18,078.26

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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.