Home / 31,296.86-46,945.37-9,110.75

Finding the Fourth Proportional to 31,296.86, 46,945.37 and 9,110.75

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Solution

The fourth proportional to 31,296.86, 46,945.37 and 9,110.75 is: 13,666.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,296.86 : 46,945.37 = 9,110.75 : x
  2. Step 2: Convert to fraction form
    31,296.86/46,945.37 = 9,110.75/x
  3. Step 3: Cross multiply
    31,296.86x = 46,945.37 × 9,110.75
  4. Step 4: Simplify right side
    31,296.86x = 427,707,529.73
  5. Step 5: Solve for x
    x = 427,707,529.73/31,296.86
  6. Step 6: Final answer
    x = 13,666.15

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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.