Home / 22,556.76-33,815.70-10,878.18

Finding the Fourth Proportional to 22,556.76, 33,815.70 and 10,878.18

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Solution

The fourth proportional to 22,556.76, 33,815.70 and 10,878.18 is: 16,307.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,556.76 : 33,815.70 = 10,878.18 : x
  2. Step 2: Convert to fraction form
    22,556.76/33,815.70 = 10,878.18/x
  3. Step 3: Cross multiply
    22,556.76x = 33,815.70 × 10,878.18
  4. Step 4: Simplify right side
    22,556.76x = 367,853,271.43
  5. Step 5: Solve for x
    x = 367,853,271.43/22,556.76
  6. Step 6: Final answer
    x = 16,307.89

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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.