Home / 14,889.51-20,546.76-8,840.01

Finding the Fourth Proportional to 14,889.51, 20,546.76 and 8,840.01

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Solution

The fourth proportional to 14,889.51, 20,546.76 and 8,840.01 is: 12,198.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,889.51 : 20,546.76 = 8,840.01 : x
  2. Step 2: Convert to fraction form
    14,889.51/20,546.76 = 8,840.01/x
  3. Step 3: Cross multiply
    14,889.51x = 20,546.76 × 8,840.01
  4. Step 4: Simplify right side
    14,889.51x = 181,633,563.87
  5. Step 5: Solve for x
    x = 181,633,563.87/14,889.51
  6. Step 6: Final answer
    x = 12,198.76

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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.