Home / 27,853.87-41,785.41-13,814.35

Finding the Fourth Proportional to 27,853.87, 41,785.41 and 13,814.35

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Solution

The fourth proportional to 27,853.87, 41,785.41 and 13,814.35 is: 20,723.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,853.87 : 41,785.41 = 13,814.35 : x
  2. Step 2: Convert to fraction form
    27,853.87/41,785.41 = 13,814.35/x
  3. Step 3: Cross multiply
    27,853.87x = 41,785.41 × 13,814.35
  4. Step 4: Simplify right side
    27,853.87x = 577,238,461.02
  5. Step 5: Solve for x
    x = 577,238,461.02/27,853.87
  6. Step 6: Final answer
    x = 20,723.82

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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.