Home / 12,847.81-19,271.92-4,527.93

Finding the Fourth Proportional to 12,847.81, 19,271.92 and 4,527.93

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Solution

The fourth proportional to 12,847.81, 19,271.92 and 4,527.93 is: 6,791.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,847.81 : 19,271.92 = 4,527.93 : x
  2. Step 2: Convert to fraction form
    12,847.81/19,271.92 = 4,527.93/x
  3. Step 3: Cross multiply
    12,847.81x = 19,271.92 × 4,527.93
  4. Step 4: Simplify right side
    12,847.81x = 87,261,808.37
  5. Step 5: Solve for x
    x = 87,261,808.37/12,847.81
  6. Step 6: Final answer
    x = 6,791.96

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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.