Home / 27,513.37-41,273.09-9,979.10

Finding the Fourth Proportional to 27,513.37, 41,273.09 and 9,979.10

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Solution

The fourth proportional to 27,513.37, 41,273.09 and 9,979.10 is: 14,969.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,513.37 : 41,273.09 = 9,979.10 : x
  2. Step 2: Convert to fraction form
    27,513.37/41,273.09 = 9,979.10/x
  3. Step 3: Cross multiply
    27,513.37x = 41,273.09 × 9,979.10
  4. Step 4: Simplify right side
    27,513.37x = 411,868,284.49
  5. Step 5: Solve for x
    x = 411,868,284.49/27,513.37
  6. Step 6: Final answer
    x = 14,969.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.