Home / 18,730.09-25,847.57-10,232.28

Finding the Fourth Proportional to 18,730.09, 25,847.57 and 10,232.28

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Solution

The fourth proportional to 18,730.09, 25,847.57 and 10,232.28 is: 14,120.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,730.09 : 25,847.57 = 10,232.28 : x
  2. Step 2: Convert to fraction form
    18,730.09/25,847.57 = 10,232.28/x
  3. Step 3: Cross multiply
    18,730.09x = 25,847.57 × 10,232.28
  4. Step 4: Simplify right side
    18,730.09x = 264,479,522.40
  5. Step 5: Solve for x
    x = 264,479,522.40/18,730.09
  6. Step 6: Final answer
    x = 14,120.57

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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.