Home / 27,922.86-41,783.95-20,508.93

Finding the Fourth Proportional to 27,922.86, 41,783.95 and 20,508.93

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Solution

The fourth proportional to 27,922.86, 41,783.95 and 20,508.93 is: 30,689.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,922.86 : 41,783.95 = 20,508.93 : x
  2. Step 2: Convert to fraction form
    27,922.86/41,783.95 = 20,508.93/x
  3. Step 3: Cross multiply
    27,922.86x = 41,783.95 × 20,508.93
  4. Step 4: Simplify right side
    27,922.86x = 856,944,131.31
  5. Step 5: Solve for x
    x = 856,944,131.31/27,922.86
  6. Step 6: Final answer
    x = 30,689.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.