Home / 14,249.61-21,370.01-5,366.21

Finding the Fourth Proportional to 14,249.61, 21,370.01 and 5,366.21

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Solution

The fourth proportional to 14,249.61, 21,370.01 and 5,366.21 is: 8,047.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,249.61 : 21,370.01 = 5,366.21 : x
  2. Step 2: Convert to fraction form
    14,249.61/21,370.01 = 5,366.21/x
  3. Step 3: Cross multiply
    14,249.61x = 21,370.01 × 5,366.21
  4. Step 4: Simplify right side
    14,249.61x = 114,675,961.36
  5. Step 5: Solve for x
    x = 114,675,961.36/14,249.61
  6. Step 6: Final answer
    x = 8,047.66

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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.