Home / 38,808.96-58,214.04-12,513.84

Finding the Fourth Proportional to 38,808.96, 58,214.04 and 12,513.84

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Solution

The fourth proportional to 38,808.96, 58,214.04 and 12,513.84 is: 18,770.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,808.96 : 58,214.04 = 12,513.84 : x
  2. Step 2: Convert to fraction form
    38,808.96/58,214.04 = 12,513.84/x
  3. Step 3: Cross multiply
    38,808.96x = 58,214.04 × 12,513.84
  4. Step 4: Simplify right side
    38,808.96x = 728,481,182.31
  5. Step 5: Solve for x
    x = 728,481,182.31/38,808.96
  6. Step 6: Final answer
    x = 18,770.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.