Home / 19,042.78-26,270.89-11,484.81

Finding the Fourth Proportional to 19,042.78, 26,270.89 and 11,484.81

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Solution

The fourth proportional to 19,042.78, 26,270.89 and 11,484.81 is: 15,844.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,042.78 : 26,270.89 = 11,484.81 : x
  2. Step 2: Convert to fraction form
    19,042.78/26,270.89 = 11,484.81/x
  3. Step 3: Cross multiply
    19,042.78x = 26,270.89 × 11,484.81
  4. Step 4: Simplify right side
    19,042.78x = 301,716,180.18
  5. Step 5: Solve for x
    x = 301,716,180.18/19,042.78
  6. Step 6: Final answer
    x = 15,844.12

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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.