Home / 18,274.62-25,218.77-10,317.18

Finding the Fourth Proportional to 18,274.62, 25,218.77 and 10,317.18

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Solution

The fourth proportional to 18,274.62, 25,218.77 and 10,317.18 is: 14,237.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,274.62 : 25,218.77 = 10,317.18 : x
  2. Step 2: Convert to fraction form
    18,274.62/25,218.77 = 10,317.18/x
  3. Step 3: Cross multiply
    18,274.62x = 25,218.77 × 10,317.18
  4. Step 4: Simplify right side
    18,274.62x = 260,186,589.47
  5. Step 5: Solve for x
    x = 260,186,589.47/18,274.62
  6. Step 6: Final answer
    x = 14,237.59

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1.5x scale

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.