Home / 19,209.69-26,505.97-10,711.14

Finding the Fourth Proportional to 19,209.69, 26,505.97 and 10,711.14

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Solution

The fourth proportional to 19,209.69, 26,505.97 and 10,711.14 is: 14,779.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,209.69 : 26,505.97 = 10,711.14 : x
  2. Step 2: Convert to fraction form
    19,209.69/26,505.97 = 10,711.14/x
  3. Step 3: Cross multiply
    19,209.69x = 26,505.97 × 10,711.14
  4. Step 4: Simplify right side
    19,209.69x = 283,909,029.33
  5. Step 5: Solve for x
    x = 283,909,029.33/19,209.69
  6. Step 6: Final answer
    x = 14,779.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.