Home / 19,119.76-26,385.15-10,736.26

Finding the Fourth Proportional to 19,119.76, 26,385.15 and 10,736.26

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Solution

The fourth proportional to 19,119.76, 26,385.15 and 10,736.26 is: 14,815.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,119.76 : 26,385.15 = 10,736.26 : x
  2. Step 2: Convert to fraction form
    19,119.76/26,385.15 = 10,736.26/x
  3. Step 3: Cross multiply
    19,119.76x = 26,385.15 × 10,736.26
  4. Step 4: Simplify right side
    19,119.76x = 283,277,830.54
  5. Step 5: Solve for x
    x = 283,277,830.54/19,119.76
  6. Step 6: Final answer
    x = 14,815.97

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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.