Home / 14,832.42-20,468.57-8,117.99

Finding the Fourth Proportional to 14,832.42, 20,468.57 and 8,117.99

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Solution

The fourth proportional to 14,832.42, 20,468.57 and 8,117.99 is: 11,202.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,832.42 : 20,468.57 = 8,117.99 : x
  2. Step 2: Convert to fraction form
    14,832.42/20,468.57 = 8,117.99/x
  3. Step 3: Cross multiply
    14,832.42x = 20,468.57 × 8,117.99
  4. Step 4: Simplify right side
    14,832.42x = 166,163,503.64
  5. Step 5: Solve for x
    x = 166,163,503.64/14,832.42
  6. Step 6: Final answer
    x = 11,202.72

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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.