Home / 12,567.61-18,847.50-4,246.75

Finding the Fourth Proportional to 12,567.61, 18,847.50 and 4,246.75

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Solution

The fourth proportional to 12,567.61, 18,847.50 and 4,246.75 is: 6,368.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,567.61 : 18,847.50 = 4,246.75 : x
  2. Step 2: Convert to fraction form
    12,567.61/18,847.50 = 4,246.75/x
  3. Step 3: Cross multiply
    12,567.61x = 18,847.50 × 4,246.75
  4. Step 4: Simplify right side
    12,567.61x = 80,040,620.63
  5. Step 5: Solve for x
    x = 80,040,620.63/12,567.61
  6. Step 6: Final answer
    x = 6,368.80

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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.