Home / 18,749.16-25,849.80-12,022.56

Finding the Fourth Proportional to 18,749.16, 25,849.80 and 12,022.56

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Solution

The fourth proportional to 18,749.16, 25,849.80 and 12,022.56 is: 16,575.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,749.16 : 25,849.80 = 12,022.56 : x
  2. Step 2: Convert to fraction form
    18,749.16/25,849.80 = 12,022.56/x
  3. Step 3: Cross multiply
    18,749.16x = 25,849.80 × 12,022.56
  4. Step 4: Simplify right side
    18,749.16x = 310,780,771.49
  5. Step 5: Solve for x
    x = 310,780,771.49/18,749.16
  6. Step 6: Final answer
    x = 16,575.72

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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.