Home / 17,386.82-24,004.86-13,400.54

Finding the Fourth Proportional to 17,386.82, 24,004.86 and 13,400.54

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Solution

The fourth proportional to 17,386.82, 24,004.86 and 13,400.54 is: 18,501.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,386.82 : 24,004.86 = 13,400.54 : x
  2. Step 2: Convert to fraction form
    17,386.82/24,004.86 = 13,400.54/x
  3. Step 3: Cross multiply
    17,386.82x = 24,004.86 × 13,400.54
  4. Step 4: Simplify right side
    17,386.82x = 321,678,086.62
  5. Step 5: Solve for x
    x = 321,678,086.62/17,386.82
  6. Step 6: Final answer
    x = 18,501.26

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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.