Home / 19,216.91-26,519.37-10,719.59

Finding the Fourth Proportional to 19,216.91, 26,519.37 and 10,719.59

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Solution

The fourth proportional to 19,216.91, 26,519.37 and 10,719.59 is: 14,793.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,216.91 : 26,519.37 = 10,719.59 : x
  2. Step 2: Convert to fraction form
    19,216.91/26,519.37 = 10,719.59/x
  3. Step 3: Cross multiply
    19,216.91x = 26,519.37 × 10,719.59
  4. Step 4: Simplify right side
    19,216.91x = 284,276,640.86
  5. Step 5: Solve for x
    x = 284,276,640.86/19,216.91
  6. Step 6: Final answer
    x = 14,793.04

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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.