Home / 69,638.86-104,457.27-17,048.35

Finding the Fourth Proportional to 69,638.86, 104,457.27 and 17,048.35

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Solution

The fourth proportional to 69,638.86, 104,457.27 and 17,048.35 is: 25,572.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,638.86 : 104,457.27 = 17,048.35 : x
  2. Step 2: Convert to fraction form
    69,638.86/104,457.27 = 17,048.35/x
  3. Step 3: Cross multiply
    69,638.86x = 104,457.27 × 17,048.35
  4. Step 4: Simplify right side
    69,638.86x = 1,780,823,951.77
  5. Step 5: Solve for x
    x = 1,780,823,951.77/69,638.86
  6. Step 6: Final answer
    x = 25,572.27

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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.