Home / 17,957.42-26,880.66-11,703.98

Finding the Fourth Proportional to 17,957.42, 26,880.66 and 11,703.98

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Solution

The fourth proportional to 17,957.42, 26,880.66 and 11,703.98 is: 17,519.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,957.42 : 26,880.66 = 11,703.98 : x
  2. Step 2: Convert to fraction form
    17,957.42/26,880.66 = 11,703.98/x
  3. Step 3: Cross multiply
    17,957.42x = 26,880.66 × 11,703.98
  4. Step 4: Simplify right side
    17,957.42x = 314,610,707.03
  5. Step 5: Solve for x
    x = 314,610,707.03/17,957.42
  6. Step 6: Final answer
    x = 17,519.82

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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.