Home / 14,020.83-19,347.35-8,277.39

Finding the Fourth Proportional to 14,020.83, 19,347.35 and 8,277.39

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Solution

The fourth proportional to 14,020.83, 19,347.35 and 8,277.39 is: 11,421.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,020.83 : 19,347.35 = 8,277.39 : x
  2. Step 2: Convert to fraction form
    14,020.83/19,347.35 = 8,277.39/x
  3. Step 3: Cross multiply
    14,020.83x = 19,347.35 × 8,277.39
  4. Step 4: Simplify right side
    14,020.83x = 160,145,520.03
  5. Step 5: Solve for x
    x = 160,145,520.03/14,020.83
  6. Step 6: Final answer
    x = 11,421.97

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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.