Home / 14,650.08-20,219.96-11,457.04

Finding the Fourth Proportional to 14,650.08, 20,219.96 and 11,457.04

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Solution

The fourth proportional to 14,650.08, 20,219.96 and 11,457.04 is: 15,812.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,650.08 : 20,219.96 = 11,457.04 : x
  2. Step 2: Convert to fraction form
    14,650.08/20,219.96 = 11,457.04/x
  3. Step 3: Cross multiply
    14,650.08x = 20,219.96 × 11,457.04
  4. Step 4: Simplify right side
    14,650.08x = 231,660,890.52
  5. Step 5: Solve for x
    x = 231,660,890.52/14,650.08
  6. Step 6: Final answer
    x = 15,812.94

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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.