Home / 25,192.92-34,726.20-21,151.77

Finding the Fourth Proportional to 25,192.92, 34,726.20 and 21,151.77

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Solution

The fourth proportional to 25,192.92, 34,726.20 and 21,151.77 is: 29,155.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,192.92 : 34,726.20 = 21,151.77 : x
  2. Step 2: Convert to fraction form
    25,192.92/34,726.20 = 21,151.77/x
  3. Step 3: Cross multiply
    25,192.92x = 34,726.20 × 21,151.77
  4. Step 4: Simplify right side
    25,192.92x = 734,520,595.37
  5. Step 5: Solve for x
    x = 734,520,595.37/25,192.92
  6. Step 6: Final answer
    x = 29,155.83

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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.