Home / 18,578.34-25,637.04-10,194.84

Finding the Fourth Proportional to 18,578.34, 25,637.04 and 10,194.84

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Solution

The fourth proportional to 18,578.34, 25,637.04 and 10,194.84 is: 14,068.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,578.34 : 25,637.04 = 10,194.84 : x
  2. Step 2: Convert to fraction form
    18,578.34/25,637.04 = 10,194.84/x
  3. Step 3: Cross multiply
    18,578.34x = 25,637.04 × 10,194.84
  4. Step 4: Simplify right side
    18,578.34x = 261,365,520.87
  5. Step 5: Solve for x
    x = 261,365,520.87/18,578.34
  6. Step 6: Final answer
    x = 14,068.29

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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.