Home / 14,806.72-20,433.77-8,519.10

Finding the Fourth Proportional to 14,806.72, 20,433.77 and 8,519.10

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Solution

The fourth proportional to 14,806.72, 20,433.77 and 8,519.10 is: 11,756.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,806.72 : 20,433.77 = 8,519.10 : x
  2. Step 2: Convert to fraction form
    14,806.72/20,433.77 = 8,519.10/x
  3. Step 3: Cross multiply
    14,806.72x = 20,433.77 × 8,519.10
  4. Step 4: Simplify right side
    14,806.72x = 174,077,330.01
  5. Step 5: Solve for x
    x = 174,077,330.01/14,806.72
  6. Step 6: Final answer
    x = 11,756.64

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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.