Home / 19,198.35-26,495.25-10,703.20

Finding the Fourth Proportional to 19,198.35, 26,495.25 and 10,703.20

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Solution

The fourth proportional to 19,198.35, 26,495.25 and 10,703.20 is: 14,771.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,198.35 : 26,495.25 = 10,703.20 : x
  2. Step 2: Convert to fraction form
    19,198.35/26,495.25 = 10,703.20/x
  3. Step 3: Cross multiply
    19,198.35x = 26,495.25 × 10,703.20
  4. Step 4: Simplify right side
    19,198.35x = 283,583,959.80
  5. Step 5: Solve for x
    x = 283,583,959.80/19,198.35
  6. Step 6: Final answer
    x = 14,771.27

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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.