Home / 19,045.89-26,277.21-12,336.66

Finding the Fourth Proportional to 19,045.89, 26,277.21 and 12,336.66

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Solution

The fourth proportional to 19,045.89, 26,277.21 and 12,336.66 is: 17,020.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,045.89 : 26,277.21 = 12,336.66 : x
  2. Step 2: Convert to fraction form
    19,045.89/26,277.21 = 12,336.66/x
  3. Step 3: Cross multiply
    19,045.89x = 26,277.21 × 12,336.66
  4. Step 4: Simplify right side
    19,045.89x = 324,173,005.52
  5. Step 5: Solve for x
    x = 324,173,005.52/19,045.89
  6. Step 6: Final answer
    x = 17,020.63

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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.