Home / 12,071.23-16,644.29-11,324.00

Finding the Fourth Proportional to 12,071.23, 16,644.29 and 11,324.00

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Solution

The fourth proportional to 12,071.23, 16,644.29 and 11,324.00 is: 15,613.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,071.23 : 16,644.29 = 11,324.00 : x
  2. Step 2: Convert to fraction form
    12,071.23/16,644.29 = 11,324.00/x
  3. Step 3: Cross multiply
    12,071.23x = 16,644.29 × 11,324.00
  4. Step 4: Simplify right side
    12,071.23x = 188,479,924.95
  5. Step 5: Solve for x
    x = 188,479,924.95/12,071.23
  6. Step 6: Final answer
    x = 15,613.98

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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.