Home / 35,831.05-53,732.75-11,809.59

Finding the Fourth Proportional to 35,831.05, 53,732.75 and 11,809.59

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Solution

The fourth proportional to 35,831.05, 53,732.75 and 11,809.59 is: 17,709.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,831.05 : 53,732.75 = 11,809.59 : x
  2. Step 2: Convert to fraction form
    35,831.05/53,732.75 = 11,809.59/x
  3. Step 3: Cross multiply
    35,831.05x = 53,732.75 × 11,809.59
  4. Step 4: Simplify right side
    35,831.05x = 634,561,747.07
  5. Step 5: Solve for x
    x = 634,561,747.07/35,831.05
  6. Step 6: Final answer
    x = 17,709.83

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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.