Home / 14,509.49-20,034.61-11,667.75

Finding the Fourth Proportional to 14,509.49, 20,034.61 and 11,667.75

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Solution

The fourth proportional to 14,509.49, 20,034.61 and 11,667.75 is: 16,110.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,509.49 : 20,034.61 = 11,667.75 : x
  2. Step 2: Convert to fraction form
    14,509.49/20,034.61 = 11,667.75/x
  3. Step 3: Cross multiply
    14,509.49x = 20,034.61 × 11,667.75
  4. Step 4: Simplify right side
    14,509.49x = 233,758,829.22
  5. Step 5: Solve for x
    x = 233,758,829.22/14,509.49
  6. Step 6: Final answer
    x = 16,110.76

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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.