Home / 27,785.58-38,341.66-16,453.04

Finding the Fourth Proportional to 27,785.58, 38,341.66 and 16,453.04

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Solution

The fourth proportional to 27,785.58, 38,341.66 and 16,453.04 is: 22,703.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,785.58 : 38,341.66 = 16,453.04 : x
  2. Step 2: Convert to fraction form
    27,785.58/38,341.66 = 16,453.04/x
  3. Step 3: Cross multiply
    27,785.58x = 38,341.66 × 16,453.04
  4. Step 4: Simplify right side
    27,785.58x = 630,836,865.65
  5. Step 5: Solve for x
    x = 630,836,865.65/27,785.58
  6. Step 6: Final answer
    x = 22,703.75

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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.