Home / 14,015.48-21,027.27-4,154.99

Finding the Fourth Proportional to 14,015.48, 21,027.27 and 4,154.99

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Solution

The fourth proportional to 14,015.48, 21,027.27 and 4,154.99 is: 6,233.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,015.48 : 21,027.27 = 4,154.99 : x
  2. Step 2: Convert to fraction form
    14,015.48/21,027.27 = 4,154.99/x
  3. Step 3: Cross multiply
    14,015.48x = 21,027.27 × 4,154.99
  4. Step 4: Simplify right side
    14,015.48x = 87,368,096.58
  5. Step 5: Solve for x
    x = 87,368,096.58/14,015.48
  6. Step 6: Final answer
    x = 6,233.69

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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.