Home / 12,541.24-18,813.48-4,217.68

Finding the Fourth Proportional to 12,541.24, 18,813.48 and 4,217.68

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Solution

The fourth proportional to 12,541.24, 18,813.48 and 4,217.68 is: 6,327.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,541.24 : 18,813.48 = 4,217.68 : x
  2. Step 2: Convert to fraction form
    12,541.24/18,813.48 = 4,217.68/x
  3. Step 3: Cross multiply
    12,541.24x = 18,813.48 × 4,217.68
  4. Step 4: Simplify right side
    12,541.24x = 79,349,238.33
  5. Step 5: Solve for x
    x = 79,349,238.33/12,541.24
  6. Step 6: Final answer
    x = 6,327.06

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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.