Home / 19,103.50-26,363.19-10,719.82

Finding the Fourth Proportional to 19,103.50, 26,363.19 and 10,719.82

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Solution

The fourth proportional to 19,103.50, 26,363.19 and 10,719.82 is: 14,793.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,103.50 : 26,363.19 = 10,719.82 : x
  2. Step 2: Convert to fraction form
    19,103.50/26,363.19 = 10,719.82/x
  3. Step 3: Cross multiply
    19,103.50x = 26,363.19 × 10,719.82
  4. Step 4: Simplify right side
    19,103.50x = 282,608,651.43
  5. Step 5: Solve for x
    x = 282,608,651.43/19,103.50
  6. Step 6: Final answer
    x = 14,793.55

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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.