Home / 14,229.20-19,632.36-9,193.62

Finding the Fourth Proportional to 14,229.20, 19,632.36 and 9,193.62

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Solution

The fourth proportional to 14,229.20, 19,632.36 and 9,193.62 is: 12,684.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,229.20 : 19,632.36 = 9,193.62 : x
  2. Step 2: Convert to fraction form
    14,229.20/19,632.36 = 9,193.62/x
  3. Step 3: Cross multiply
    14,229.20x = 19,632.36 × 9,193.62
  4. Step 4: Simplify right side
    14,229.20x = 180,492,457.54
  5. Step 5: Solve for x
    x = 180,492,457.54/14,229.20
  6. Step 6: Final answer
    x = 12,684.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.