Home / 12,225.36-18,334.26-4,432.26

Finding the Fourth Proportional to 12,225.36, 18,334.26 and 4,432.26

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Solution

The fourth proportional to 12,225.36, 18,334.26 and 4,432.26 is: 6,647.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,225.36 : 18,334.26 = 4,432.26 : x
  2. Step 2: Convert to fraction form
    12,225.36/18,334.26 = 4,432.26/x
  3. Step 3: Cross multiply
    12,225.36x = 18,334.26 × 4,432.26
  4. Step 4: Simplify right side
    12,225.36x = 81,262,207.23
  5. Step 5: Solve for x
    x = 81,262,207.23/12,225.36
  6. Step 6: Final answer
    x = 6,647.02

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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.