Home / 19,171.24-26,456.52-10,558.40

Finding the Fourth Proportional to 19,171.24, 26,456.52 and 10,558.40

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Solution

The fourth proportional to 19,171.24, 26,456.52 and 10,558.40 is: 14,570.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,171.24 : 26,456.52 = 10,558.40 : x
  2. Step 2: Convert to fraction form
    19,171.24/26,456.52 = 10,558.40/x
  3. Step 3: Cross multiply
    19,171.24x = 26,456.52 × 10,558.40
  4. Step 4: Simplify right side
    19,171.24x = 279,338,520.77
  5. Step 5: Solve for x
    x = 279,338,520.77/19,171.24
  6. Step 6: Final answer
    x = 14,570.71

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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.