Home / 27,004.64-40,509.65-11,206.40

Finding the Fourth Proportional to 27,004.64, 40,509.65 and 11,206.40

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Solution

The fourth proportional to 27,004.64, 40,509.65 and 11,206.40 is: 16,810.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,004.64 : 40,509.65 = 11,206.40 : x
  2. Step 2: Convert to fraction form
    27,004.64/40,509.65 = 11,206.40/x
  3. Step 3: Cross multiply
    27,004.64x = 40,509.65 × 11,206.40
  4. Step 4: Simplify right side
    27,004.64x = 453,967,167.23
  5. Step 5: Solve for x
    x = 453,967,167.23/27,004.64
  6. Step 6: Final answer
    x = 16,810.71

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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.