Home / 35,391.93-53,097.08-13,205.47

Finding the Fourth Proportional to 35,391.93, 53,097.08 and 13,205.47

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Solution

The fourth proportional to 35,391.93, 53,097.08 and 13,205.47 is: 19,811.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,391.93 : 53,097.08 = 13,205.47 : x
  2. Step 2: Convert to fraction form
    35,391.93/53,097.08 = 13,205.47/x
  3. Step 3: Cross multiply
    35,391.93x = 53,097.08 × 13,205.47
  4. Step 4: Simplify right side
    35,391.93x = 701,171,831.00
  5. Step 5: Solve for x
    x = 701,171,831.00/35,391.93
  6. Step 6: Final answer
    x = 19,811.63

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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.