Home / 41,178.70-56,826.81-22,315.78

Finding the Fourth Proportional to 41,178.70, 56,826.81 and 22,315.78

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Solution

The fourth proportional to 41,178.70, 56,826.81 and 22,315.78 is: 30,795.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,178.70 : 56,826.81 = 22,315.78 : x
  2. Step 2: Convert to fraction form
    41,178.70/56,826.81 = 22,315.78/x
  3. Step 3: Cross multiply
    41,178.70x = 56,826.81 × 22,315.78
  4. Step 4: Simplify right side
    41,178.70x = 1,268,134,590.06
  5. Step 5: Solve for x
    x = 1,268,134,590.06/41,178.70
  6. Step 6: Final answer
    x = 30,795.89

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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.