Home / 14,045.82-19,349.36-12,022.79

Finding the Fourth Proportional to 14,045.82, 19,349.36 and 12,022.79

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Solution

The fourth proportional to 14,045.82, 19,349.36 and 12,022.79 is: 16,562.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,045.82 : 19,349.36 = 12,022.79 : x
  2. Step 2: Convert to fraction form
    14,045.82/19,349.36 = 12,022.79/x
  3. Step 3: Cross multiply
    14,045.82x = 19,349.36 × 12,022.79
  4. Step 4: Simplify right side
    14,045.82x = 232,633,135.05
  5. Step 5: Solve for x
    x = 232,633,135.05/14,045.82
  6. Step 6: Final answer
    x = 16,562.45

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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.