Home / 11,263.82-16,800.55-10,613.39

Finding the Fourth Proportional to 11,263.82, 16,800.55 and 10,613.39

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Solution

The fourth proportional to 11,263.82, 16,800.55 and 10,613.39 is: 15,830.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,263.82 : 16,800.55 = 10,613.39 : x
  2. Step 2: Convert to fraction form
    11,263.82/16,800.55 = 10,613.39/x
  3. Step 3: Cross multiply
    11,263.82x = 16,800.55 × 10,613.39
  4. Step 4: Simplify right side
    11,263.82x = 178,310,678.83
  5. Step 5: Solve for x
    x = 178,310,678.83/11,263.82
  6. Step 6: Final answer
    x = 15,830.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.