Home / 17,150.48-25,768.77-10,913.20

Finding the Fourth Proportional to 17,150.48, 25,768.77 and 10,913.20

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Solution

The fourth proportional to 17,150.48, 25,768.77 and 10,913.20 is: 16,397.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,150.48 : 25,768.77 = 10,913.20 : x
  2. Step 2: Convert to fraction form
    17,150.48/25,768.77 = 10,913.20/x
  3. Step 3: Cross multiply
    17,150.48x = 25,768.77 × 10,913.20
  4. Step 4: Simplify right side
    17,150.48x = 281,219,740.76
  5. Step 5: Solve for x
    x = 281,219,740.76/17,150.48
  6. Step 6: Final answer
    x = 16,397.19

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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.