Home / 23,927.87-33,023.60-13,722.90

Finding the Fourth Proportional to 23,927.87, 33,023.60 and 13,722.90

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Solution

The fourth proportional to 23,927.87, 33,023.60 and 13,722.90 is: 18,939.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,927.87 : 33,023.60 = 13,722.90 : x
  2. Step 2: Convert to fraction form
    23,927.87/33,023.60 = 13,722.90/x
  3. Step 3: Cross multiply
    23,927.87x = 33,023.60 × 13,722.90
  4. Step 4: Simplify right side
    23,927.87x = 453,179,491.83
  5. Step 5: Solve for x
    x = 453,179,491.83/23,927.87
  6. Step 6: Final answer
    x = 18,939.40

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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.