Home / 13,184.27-19,778.84-10,740.50

Finding the Fourth Proportional to 13,184.27, 19,778.84 and 10,740.50

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Solution

The fourth proportional to 13,184.27, 19,778.84 and 10,740.50 is: 16,112.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,184.27 : 19,778.84 = 10,740.50 : x
  2. Step 2: Convert to fraction form
    13,184.27/19,778.84 = 10,740.50/x
  3. Step 3: Cross multiply
    13,184.27x = 19,778.84 × 10,740.50
  4. Step 4: Simplify right side
    13,184.27x = 212,434,631.02
  5. Step 5: Solve for x
    x = 212,434,631.02/13,184.27
  6. Step 6: Final answer
    x = 16,112.73

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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.