Home / 31,453.14-43,406-17,306.01

Finding the Fourth Proportional to 31,453.14, 43,406 and 17,306.01

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Solution

The fourth proportional to 31,453.14, 43,406 and 17,306.01 is: 23,882.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,453.14 : 43,406 = 17,306.01 : x
  2. Step 2: Convert to fraction form
    31,453.14/43,406 = 17,306.01/x
  3. Step 3: Cross multiply
    31,453.14x = 43,406 × 17,306.01
  4. Step 4: Simplify right side
    31,453.14x = 751,184,670.06
  5. Step 5: Solve for x
    x = 751,184,670.06/31,453.14
  6. Step 6: Final answer
    x = 23,882.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.