Home / 14,808.68-20,433.66-8,519.84

Finding the Fourth Proportional to 14,808.68, 20,433.66 and 8,519.84

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Solution

The fourth proportional to 14,808.68, 20,433.66 and 8,519.84 is: 11,756.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,808.68 : 20,433.66 = 8,519.84 : x
  2. Step 2: Convert to fraction form
    14,808.68/20,433.66 = 8,519.84/x
  3. Step 3: Cross multiply
    14,808.68x = 20,433.66 × 8,519.84
  4. Step 4: Simplify right side
    14,808.68x = 174,091,513.81
  5. Step 5: Solve for x
    x = 174,091,513.81/14,808.68
  6. Step 6: Final answer
    x = 11,756.05

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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.