Home / 45,783.27-68,685.62-14,191.67

Finding the Fourth Proportional to 45,783.27, 68,685.62 and 14,191.67

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Solution

The fourth proportional to 45,783.27, 68,685.62 and 14,191.67 is: 21,290.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,783.27 : 68,685.62 = 14,191.67 : x
  2. Step 2: Convert to fraction form
    45,783.27/68,685.62 = 14,191.67/x
  3. Step 3: Cross multiply
    45,783.27x = 68,685.62 × 14,191.67
  4. Step 4: Simplify right side
    45,783.27x = 974,763,753.54
  5. Step 5: Solve for x
    x = 974,763,753.54/45,783.27
  6. Step 6: Final answer
    x = 21,290.83

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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.