Home / 14,953.27-20,634.86-8,238.84

Finding the Fourth Proportional to 14,953.27, 20,634.86 and 8,238.84

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Solution

The fourth proportional to 14,953.27, 20,634.86 and 8,238.84 is: 11,369.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,953.27 : 20,634.86 = 8,238.84 : x
  2. Step 2: Convert to fraction form
    14,953.27/20,634.86 = 8,238.84/x
  3. Step 3: Cross multiply
    14,953.27x = 20,634.86 × 8,238.84
  4. Step 4: Simplify right side
    14,953.27x = 170,007,270.66
  5. Step 5: Solve for x
    x = 170,007,270.66/14,953.27
  6. Step 6: Final answer
    x = 11,369.24

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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.