Home / 12,266.31-16,925.99-7,229.37

Finding the Fourth Proportional to 12,266.31, 16,925.99 and 7,229.37

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Solution

The fourth proportional to 12,266.31, 16,925.99 and 7,229.37 is: 9,975.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,266.31 : 16,925.99 = 7,229.37 : x
  2. Step 2: Convert to fraction form
    12,266.31/16,925.99 = 7,229.37/x
  3. Step 3: Cross multiply
    12,266.31x = 16,925.99 × 7,229.37
  4. Step 4: Simplify right side
    12,266.31x = 122,364,208.18
  5. Step 5: Solve for x
    x = 122,364,208.18/12,266.31
  6. Step 6: Final answer
    x = 9,975.63

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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.