Home / 19,360.61-26,725.91-16,391.96

Finding the Fourth Proportional to 19,360.61, 26,725.91 and 16,391.96

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Solution

The fourth proportional to 19,360.61, 26,725.91 and 16,391.96 is: 22,627.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,360.61 : 26,725.91 = 16,391.96 : x
  2. Step 2: Convert to fraction form
    19,360.61/26,725.91 = 16,391.96/x
  3. Step 3: Cross multiply
    19,360.61x = 26,725.91 × 16,391.96
  4. Step 4: Simplify right side
    19,360.61x = 438,089,832.09
  5. Step 5: Solve for x
    x = 438,089,832.09/19,360.61
  6. Step 6: Final answer
    x = 22,627.90

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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.