Home / 14,808.28-20,400.68-10,323.88

Finding the Fourth Proportional to 14,808.28, 20,400.68 and 10,323.88

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Solution

The fourth proportional to 14,808.28, 20,400.68 and 10,323.88 is: 14,222.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,808.28 : 20,400.68 = 10,323.88 : x
  2. Step 2: Convert to fraction form
    14,808.28/20,400.68 = 10,323.88/x
  3. Step 3: Cross multiply
    14,808.28x = 20,400.68 × 10,323.88
  4. Step 4: Simplify right side
    14,808.28x = 210,614,172.24
  5. Step 5: Solve for x
    x = 210,614,172.24/14,808.28
  6. Step 6: Final answer
    x = 14,222.73

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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.