Home / 35,831.68-53,770.93-13,645.27

Finding the Fourth Proportional to 35,831.68, 53,770.93 and 13,645.27

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Solution

The fourth proportional to 35,831.68, 53,770.93 and 13,645.27 is: 20,476.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,831.68 : 53,770.93 = 13,645.27 : x
  2. Step 2: Convert to fraction form
    35,831.68/53,770.93 = 13,645.27/x
  3. Step 3: Cross multiply
    35,831.68x = 53,770.93 × 13,645.27
  4. Step 4: Simplify right side
    35,831.68x = 733,718,858.00
  5. Step 5: Solve for x
    x = 733,718,858.00/35,831.68
  6. Step 6: Final answer
    x = 20,476.82

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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.