Home / 14,118.98-19,484.01-8,150.49

Finding the Fourth Proportional to 14,118.98, 19,484.01 and 8,150.49

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Solution

The fourth proportional to 14,118.98, 19,484.01 and 8,150.49 is: 11,247.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,118.98 : 19,484.01 = 8,150.49 : x
  2. Step 2: Convert to fraction form
    14,118.98/19,484.01 = 8,150.49/x
  3. Step 3: Cross multiply
    14,118.98x = 19,484.01 × 8,150.49
  4. Step 4: Simplify right side
    14,118.98x = 158,804,228.66
  5. Step 5: Solve for x
    x = 158,804,228.66/14,118.98
  6. Step 6: Final answer
    x = 11,247.57

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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.