Home / 18,713.44-25,823.73-10,215.34

Finding the Fourth Proportional to 18,713.44, 25,823.73 and 10,215.34

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Solution

The fourth proportional to 18,713.44, 25,823.73 and 10,215.34 is: 14,096.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,713.44 : 25,823.73 = 10,215.34 : x
  2. Step 2: Convert to fraction form
    18,713.44/25,823.73 = 10,215.34/x
  3. Step 3: Cross multiply
    18,713.44x = 25,823.73 × 10,215.34
  4. Step 4: Simplify right side
    18,713.44x = 263,798,182.02
  5. Step 5: Solve for x
    x = 263,798,182.02/18,713.44
  6. Step 6: Final answer
    x = 14,096.72

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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.