Home / 19,682.93-27,170.03-14,419.55

Finding the Fourth Proportional to 19,682.93, 27,170.03 and 14,419.55

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Solution

The fourth proportional to 19,682.93, 27,170.03 and 14,419.55 is: 19,904.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,682.93 : 27,170.03 = 14,419.55 : x
  2. Step 2: Convert to fraction form
    19,682.93/27,170.03 = 14,419.55/x
  3. Step 3: Cross multiply
    19,682.93x = 27,170.03 × 14,419.55
  4. Step 4: Simplify right side
    19,682.93x = 391,779,606.09
  5. Step 5: Solve for x
    x = 391,779,606.09/19,682.93
  6. Step 6: Final answer
    x = 19,904.54

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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.