Home / 11,214.78-16,830.30-10,526.28

Finding the Fourth Proportional to 11,214.78, 16,830.30 and 10,526.28

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Solution

The fourth proportional to 11,214.78, 16,830.30 and 10,526.28 is: 15,797.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,214.78 : 16,830.30 = 10,526.28 : x
  2. Step 2: Convert to fraction form
    11,214.78/16,830.30 = 10,526.28/x
  3. Step 3: Cross multiply
    11,214.78x = 16,830.30 × 10,526.28
  4. Step 4: Simplify right side
    11,214.78x = 177,160,450.28
  5. Step 5: Solve for x
    x = 177,160,450.28/11,214.78
  6. Step 6: Final answer
    x = 15,797.05

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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.