Home / 14,476.86-19,964.88-12,243.42

Finding the Fourth Proportional to 14,476.86, 19,964.88 and 12,243.42

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Solution

The fourth proportional to 14,476.86, 19,964.88 and 12,243.42 is: 16,884.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,476.86 : 19,964.88 = 12,243.42 : x
  2. Step 2: Convert to fraction form
    14,476.86/19,964.88 = 12,243.42/x
  3. Step 3: Cross multiply
    14,476.86x = 19,964.88 × 12,243.42
  4. Step 4: Simplify right side
    14,476.86x = 244,438,411.09
  5. Step 5: Solve for x
    x = 244,438,411.09/14,476.86
  6. Step 6: Final answer
    x = 16,884.77

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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.