Home / 27,804.72-38,382.80-17,746.32

Finding the Fourth Proportional to 27,804.72, 38,382.80 and 17,746.32

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Solution

The fourth proportional to 27,804.72, 38,382.80 and 17,746.32 is: 24,497.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,804.72 : 38,382.80 = 17,746.32 : x
  2. Step 2: Convert to fraction form
    27,804.72/38,382.80 = 17,746.32/x
  3. Step 3: Cross multiply
    27,804.72x = 38,382.80 × 17,746.32
  4. Step 4: Simplify right side
    27,804.72x = 681,153,451.30
  5. Step 5: Solve for x
    x = 681,153,451.30/27,804.72
  6. Step 6: Final answer
    x = 24,497.76

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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.