Home / 19,171.08-26,454.06-10,785.96

Finding the Fourth Proportional to 19,171.08, 26,454.06 and 10,785.96

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Solution

The fourth proportional to 19,171.08, 26,454.06 and 10,785.96 is: 14,883.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,171.08 : 26,454.06 = 10,785.96 : x
  2. Step 2: Convert to fraction form
    19,171.08/26,454.06 = 10,785.96/x
  3. Step 3: Cross multiply
    19,171.08x = 26,454.06 × 10,785.96
  4. Step 4: Simplify right side
    19,171.08x = 285,332,433.00
  5. Step 5: Solve for x
    x = 285,332,433.00/19,171.08
  6. Step 6: Final answer
    x = 14,883.48

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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.