Home / 14,018.51-21,027.66-4,156.97

Finding the Fourth Proportional to 14,018.51, 21,027.66 and 4,156.97

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Solution

The fourth proportional to 14,018.51, 21,027.66 and 4,156.97 is: 6,235.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,018.51 : 21,027.66 = 4,156.97 : x
  2. Step 2: Convert to fraction form
    14,018.51/21,027.66 = 4,156.97/x
  3. Step 3: Cross multiply
    14,018.51x = 21,027.66 × 4,156.97
  4. Step 4: Simplify right side
    14,018.51x = 87,411,246.65
  5. Step 5: Solve for x
    x = 87,411,246.65/14,018.51
  6. Step 6: Final answer
    x = 6,235.42

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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.