Home / 14,018.06-21,027.50-3,629.81

Finding the Fourth Proportional to 14,018.06, 21,027.50 and 3,629.81

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Solution

The fourth proportional to 14,018.06, 21,027.50 and 3,629.81 is: 5,444.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,018.06 : 21,027.50 = 3,629.81 : x
  2. Step 2: Convert to fraction form
    14,018.06/21,027.50 = 3,629.81/x
  3. Step 3: Cross multiply
    14,018.06x = 21,027.50 × 3,629.81
  4. Step 4: Simplify right side
    14,018.06x = 76,325,877.81
  5. Step 5: Solve for x
    x = 76,325,877.81/14,018.06
  6. Step 6: Final answer
    x = 5,444.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.