Home / 14,015.64-21,017.36-4,018.18

Finding the Fourth Proportional to 14,015.64, 21,017.36 and 4,018.18

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Solution

The fourth proportional to 14,015.64, 21,017.36 and 4,018.18 is: 6,025.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,015.64 : 21,017.36 = 4,018.18 : x
  2. Step 2: Convert to fraction form
    14,015.64/21,017.36 = 4,018.18/x
  3. Step 3: Cross multiply
    14,015.64x = 21,017.36 × 4,018.18
  4. Step 4: Simplify right side
    14,015.64x = 84,451,462.97
  5. Step 5: Solve for x
    x = 84,451,462.97/14,015.64
  6. Step 6: Final answer
    x = 6,025.52

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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.