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Finding the Fourth Proportional to 17,365.96, 26,048.94 and 5,678.92

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Solution

The fourth proportional to 17,365.96, 26,048.94 and 5,678.92 is: 8,518.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,365.96 : 26,048.94 = 5,678.92 : x
  2. Step 2: Convert to fraction form
    17,365.96/26,048.94 = 5,678.92/x
  3. Step 3: Cross multiply
    17,365.96x = 26,048.94 × 5,678.92
  4. Step 4: Simplify right side
    17,365.96x = 147,929,846.34
  5. Step 5: Solve for x
    x = 147,929,846.34/17,365.96
  6. Step 6: Final answer
    x = 8,518.38

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1.5x scale

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.