Home / 19,151.92-26,430.24-11,599.66

Finding the Fourth Proportional to 19,151.92, 26,430.24 and 11,599.66

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Solution

The fourth proportional to 19,151.92, 26,430.24 and 11,599.66 is: 16,007.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,151.92 : 26,430.24 = 11,599.66 : x
  2. Step 2: Convert to fraction form
    19,151.92/26,430.24 = 11,599.66/x
  3. Step 3: Cross multiply
    19,151.92x = 26,430.24 × 11,599.66
  4. Step 4: Simplify right side
    19,151.92x = 306,581,797.72
  5. Step 5: Solve for x
    x = 306,581,797.72/19,151.92
  6. Step 6: Final answer
    x = 16,007.89

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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.