Home / 31,297.12-46,945.68-7,923.52

Finding the Fourth Proportional to 31,297.12, 46,945.68 and 7,923.52

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Solution

The fourth proportional to 31,297.12, 46,945.68 and 7,923.52 is: 11,885.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,297.12 : 46,945.68 = 7,923.52 : x
  2. Step 2: Convert to fraction form
    31,297.12/46,945.68 = 7,923.52/x
  3. Step 3: Cross multiply
    31,297.12x = 46,945.68 × 7,923.52
  4. Step 4: Simplify right side
    31,297.12x = 371,975,034.39
  5. Step 5: Solve for x
    x = 371,975,034.39/31,297.12
  6. Step 6: Final answer
    x = 11,885.28

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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.