Home / 14,718.48-20,329.20-10,733.28

Finding the Fourth Proportional to 14,718.48, 20,329.20 and 10,733.28

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Solution

The fourth proportional to 14,718.48, 20,329.20 and 10,733.28 is: 14,824.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,718.48 : 20,329.20 = 10,733.28 : x
  2. Step 2: Convert to fraction form
    14,718.48/20,329.20 = 10,733.28/x
  3. Step 3: Cross multiply
    14,718.48x = 20,329.20 × 10,733.28
  4. Step 4: Simplify right side
    14,718.48x = 218,198,995.78
  5. Step 5: Solve for x
    x = 218,198,995.78/14,718.48
  6. Step 6: Final answer
    x = 14,824.83

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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.