Home / 21,277.98-29,364.66-11,846.34

Finding the Fourth Proportional to 21,277.98, 29,364.66 and 11,846.34

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Solution

The fourth proportional to 21,277.98, 29,364.66 and 11,846.34 is: 16,348.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,277.98 : 29,364.66 = 11,846.34 : x
  2. Step 2: Convert to fraction form
    21,277.98/29,364.66 = 11,846.34/x
  3. Step 3: Cross multiply
    21,277.98x = 29,364.66 × 11,846.34
  4. Step 4: Simplify right side
    21,277.98x = 347,863,746.34
  5. Step 5: Solve for x
    x = 347,863,746.34/21,277.98
  6. Step 6: Final answer
    x = 16,348.53

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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.