Home / 19,213.73-26,407.60-16,961.93

Finding the Fourth Proportional to 19,213.73, 26,407.60 and 16,961.93

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Solution

The fourth proportional to 19,213.73, 26,407.60 and 16,961.93 is: 23,312.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,213.73 : 26,407.60 = 16,961.93 : x
  2. Step 2: Convert to fraction form
    19,213.73/26,407.60 = 16,961.93/x
  3. Step 3: Cross multiply
    19,213.73x = 26,407.60 × 16,961.93
  4. Step 4: Simplify right side
    19,213.73x = 447,923,862.67
  5. Step 5: Solve for x
    x = 447,923,862.67/19,213.73
  6. Step 6: Final answer
    x = 23,312.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.