Home / 14,102.46-19,456.95-8,133.33

Finding the Fourth Proportional to 14,102.46, 19,456.95 and 8,133.33

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Solution

The fourth proportional to 14,102.46, 19,456.95 and 8,133.33 is: 11,221.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,102.46 : 19,456.95 = 8,133.33 : x
  2. Step 2: Convert to fraction form
    14,102.46/19,456.95 = 8,133.33/x
  3. Step 3: Cross multiply
    14,102.46x = 19,456.95 × 8,133.33
  4. Step 4: Simplify right side
    14,102.46x = 158,249,795.14
  5. Step 5: Solve for x
    x = 158,249,795.14/14,102.46
  6. Step 6: Final answer
    x = 11,221.43

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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.