Home / 18,285.42-25,236.57-10,735.91

Finding the Fourth Proportional to 18,285.42, 25,236.57 and 10,735.91

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Solution

The fourth proportional to 18,285.42, 25,236.57 and 10,735.91 is: 14,817.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,285.42 : 25,236.57 = 10,735.91 : x
  2. Step 2: Convert to fraction form
    18,285.42/25,236.57 = 10,735.91/x
  3. Step 3: Cross multiply
    18,285.42x = 25,236.57 × 10,735.91
  4. Step 4: Simplify right side
    18,285.42x = 270,937,544.23
  5. Step 5: Solve for x
    x = 270,937,544.23/18,285.42
  6. Step 6: Final answer
    x = 14,817.14

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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.