Home / 14,403.88-21,608.49-5,043.70

Finding the Fourth Proportional to 14,403.88, 21,608.49 and 5,043.70

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Solution

The fourth proportional to 14,403.88, 21,608.49 and 5,043.70 is: 7,566.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,403.88 : 21,608.49 = 5,043.70 : x
  2. Step 2: Convert to fraction form
    14,403.88/21,608.49 = 5,043.70/x
  3. Step 3: Cross multiply
    14,403.88x = 21,608.49 × 5,043.70
  4. Step 4: Simplify right side
    14,403.88x = 108,986,632.97
  5. Step 5: Solve for x
    x = 108,986,632.97/14,403.88
  6. Step 6: Final answer
    x = 7,566.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.