Home / 14,039.21-19,372.19-8,373.48

Finding the Fourth Proportional to 14,039.21, 19,372.19 and 8,373.48

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Solution

The fourth proportional to 14,039.21, 19,372.19 and 8,373.48 is: 11,554.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,039.21 : 19,372.19 = 8,373.48 : x
  2. Step 2: Convert to fraction form
    14,039.21/19,372.19 = 8,373.48/x
  3. Step 3: Cross multiply
    14,039.21x = 19,372.19 × 8,373.48
  4. Step 4: Simplify right side
    14,039.21x = 162,212,603.65
  5. Step 5: Solve for x
    x = 162,212,603.65/14,039.21
  6. Step 6: Final answer
    x = 11,554.26

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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.