Home / 25,496-38,243.70-17,968.64

Finding the Fourth Proportional to 25,496, 38,243.70 and 17,968.64

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Solution

The fourth proportional to 25,496, 38,243.70 and 17,968.64 is: 26,952.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,496 : 38,243.70 = 17,968.64 : x
  2. Step 2: Convert to fraction form
    25,496/38,243.70 = 17,968.64/x
  3. Step 3: Cross multiply
    25,496x = 38,243.70 × 17,968.64
  4. Step 4: Simplify right side
    25,496x = 687,187,277.57
  5. Step 5: Solve for x
    x = 687,187,277.57/25,496
  6. Step 6: Final answer
    x = 26,952.75

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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.