Home / 11,274.23-16,891.28-9,613.93

Finding the Fourth Proportional to 11,274.23, 16,891.28 and 9,613.93

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Solution

The fourth proportional to 11,274.23, 16,891.28 and 9,613.93 is: 14,403.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,274.23 : 16,891.28 = 9,613.93 : x
  2. Step 2: Convert to fraction form
    11,274.23/16,891.28 = 9,613.93/x
  3. Step 3: Cross multiply
    11,274.23x = 16,891.28 × 9,613.93
  4. Step 4: Simplify right side
    11,274.23x = 162,391,649.79
  5. Step 5: Solve for x
    x = 162,391,649.79/11,274.23
  6. Step 6: Final answer
    x = 14,403.79

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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.