Home / 12,097.22-18,140.36-4,306.24

Finding the Fourth Proportional to 12,097.22, 18,140.36 and 4,306.24

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Solution

The fourth proportional to 12,097.22, 18,140.36 and 4,306.24 is: 6,457.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,097.22 : 18,140.36 = 4,306.24 : x
  2. Step 2: Convert to fraction form
    12,097.22/18,140.36 = 4,306.24/x
  3. Step 3: Cross multiply
    12,097.22x = 18,140.36 × 4,306.24
  4. Step 4: Simplify right side
    12,097.22x = 78,116,743.85
  5. Step 5: Solve for x
    x = 78,116,743.85/12,097.22
  6. Step 6: Final answer
    x = 6,457.41

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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.