Home / 19,209.58-26,498.52-11,250.28

Finding the Fourth Proportional to 19,209.58, 26,498.52 and 11,250.28

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Solution

The fourth proportional to 19,209.58, 26,498.52 and 11,250.28 is: 15,519.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,209.58 : 26,498.52 = 11,250.28 : x
  2. Step 2: Convert to fraction form
    19,209.58/26,498.52 = 11,250.28/x
  3. Step 3: Cross multiply
    19,209.58x = 26,498.52 × 11,250.28
  4. Step 4: Simplify right side
    19,209.58x = 298,115,769.59
  5. Step 5: Solve for x
    x = 298,115,769.59/19,209.58
  6. Step 6: Final answer
    x = 15,519.12

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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.