Home / 18,708.42-25,817.62-10,751.36

Finding the Fourth Proportional to 18,708.42, 25,817.62 and 10,751.36

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Solution

The fourth proportional to 18,708.42, 25,817.62 and 10,751.36 is: 14,836.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,708.42 : 25,817.62 = 10,751.36 : x
  2. Step 2: Convert to fraction form
    18,708.42/25,817.62 = 10,751.36/x
  3. Step 3: Cross multiply
    18,708.42x = 25,817.62 × 10,751.36
  4. Step 4: Simplify right side
    18,708.42x = 277,574,526.96
  5. Step 5: Solve for x
    x = 277,574,526.96/18,708.42
  6. Step 6: Final answer
    x = 14,836.88

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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.