Home / 14,736.08-20,336.76-8,448.56

Finding the Fourth Proportional to 14,736.08, 20,336.76 and 8,448.56

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Solution

The fourth proportional to 14,736.08, 20,336.76 and 8,448.56 is: 11,659.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,736.08 : 20,336.76 = 8,448.56 : x
  2. Step 2: Convert to fraction form
    14,736.08/20,336.76 = 8,448.56/x
  3. Step 3: Cross multiply
    14,736.08x = 20,336.76 × 8,448.56
  4. Step 4: Simplify right side
    14,736.08x = 171,816,337.07
  5. Step 5: Solve for x
    x = 171,816,337.07/14,736.08
  6. Step 6: Final answer
    x = 11,659.57

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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.