Home / 17,621.51-26,431.76-6,527.95

Finding the Fourth Proportional to 17,621.51, 26,431.76 and 6,527.95

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Solution

The fourth proportional to 17,621.51, 26,431.76 and 6,527.95 is: 9,791.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,621.51 : 26,431.76 = 6,527.95 : x
  2. Step 2: Convert to fraction form
    17,621.51/26,431.76 = 6,527.95/x
  3. Step 3: Cross multiply
    17,621.51x = 26,431.76 × 6,527.95
  4. Step 4: Simplify right side
    17,621.51x = 172,545,175.05
  5. Step 5: Solve for x
    x = 172,545,175.05/17,621.51
  6. Step 6: Final answer
    x = 9,791.74

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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.