Home / 33,245.96-45,885.35-19,818.07

Finding the Fourth Proportional to 33,245.96, 45,885.35 and 19,818.07

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Solution

The fourth proportional to 33,245.96, 45,885.35 and 19,818.07 is: 27,352.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,245.96 : 45,885.35 = 19,818.07 : x
  2. Step 2: Convert to fraction form
    33,245.96/45,885.35 = 19,818.07/x
  3. Step 3: Cross multiply
    33,245.96x = 45,885.35 × 19,818.07
  4. Step 4: Simplify right side
    33,245.96x = 909,359,013.11
  5. Step 5: Solve for x
    x = 909,359,013.11/33,245.96
  6. Step 6: Final answer
    x = 27,352.47

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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.