Home / 31,036.50-46,555.70-7,662.94

Finding the Fourth Proportional to 31,036.50, 46,555.70 and 7,662.94

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Solution

The fourth proportional to 31,036.50, 46,555.70 and 7,662.94 is: 11,494.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,036.50 : 46,555.70 = 7,662.94 : x
  2. Step 2: Convert to fraction form
    31,036.50/46,555.70 = 7,662.94/x
  3. Step 3: Cross multiply
    31,036.50x = 46,555.70 × 7,662.94
  4. Step 4: Simplify right side
    31,036.50x = 356,753,535.76
  5. Step 5: Solve for x
    x = 356,753,535.76/31,036.50
  6. Step 6: Final answer
    x = 11,494.64

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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.