Home / 19,469-26,867.26-11,085.50

Finding the Fourth Proportional to 19,469, 26,867.26 and 11,085.50

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Solution

The fourth proportional to 19,469, 26,867.26 and 11,085.50 is: 15,298.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,469 : 26,867.26 = 11,085.50 : x
  2. Step 2: Convert to fraction form
    19,469/26,867.26 = 11,085.50/x
  3. Step 3: Cross multiply
    19,469x = 26,867.26 × 11,085.50
  4. Step 4: Simplify right side
    19,469x = 297,837,010.73
  5. Step 5: Solve for x
    x = 297,837,010.73/19,469
  6. Step 6: Final answer
    x = 15,298.01

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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.