Home / 12,422.34-18,651.96-5,041.26

Finding the Fourth Proportional to 12,422.34, 18,651.96 and 5,041.26

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Solution

The fourth proportional to 12,422.34, 18,651.96 and 5,041.26 is: 7,569.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,422.34 : 18,651.96 = 5,041.26 : x
  2. Step 2: Convert to fraction form
    12,422.34/18,651.96 = 5,041.26/x
  3. Step 3: Cross multiply
    12,422.34x = 18,651.96 × 5,041.26
  4. Step 4: Simplify right side
    12,422.34x = 94,029,379.87
  5. Step 5: Solve for x
    x = 94,029,379.87/12,422.34
  6. Step 6: Final answer
    x = 7,569.38

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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.