Home / 31,327.29-46,991.07-7,953.66

Finding the Fourth Proportional to 31,327.29, 46,991.07 and 7,953.66

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Solution

The fourth proportional to 31,327.29, 46,991.07 and 7,953.66 is: 11,930.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,327.29 : 46,991.07 = 7,953.66 : x
  2. Step 2: Convert to fraction form
    31,327.29/46,991.07 = 7,953.66/x
  3. Step 3: Cross multiply
    31,327.29x = 46,991.07 × 7,953.66
  4. Step 4: Simplify right side
    31,327.29x = 373,750,993.82
  5. Step 5: Solve for x
    x = 373,750,993.82/31,327.29
  6. Step 6: Final answer
    x = 11,930.52

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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.