Home / 14,646.08-20,209.97-8,271.99

Finding the Fourth Proportional to 14,646.08, 20,209.97 and 8,271.99

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Solution

The fourth proportional to 14,646.08, 20,209.97 and 8,271.99 is: 11,414.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,646.08 : 20,209.97 = 8,271.99 : x
  2. Step 2: Convert to fraction form
    14,646.08/20,209.97 = 8,271.99/x
  3. Step 3: Cross multiply
    14,646.08x = 20,209.97 × 8,271.99
  4. Step 4: Simplify right side
    14,646.08x = 167,176,690.42
  5. Step 5: Solve for x
    x = 167,176,690.42/14,646.08
  6. Step 6: Final answer
    x = 11,414.43

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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.