Home / 31,288.24-46,933.80-11,563.12

Finding the Fourth Proportional to 31,288.24, 46,933.80 and 11,563.12

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Solution

The fourth proportional to 31,288.24, 46,933.80 and 11,563.12 is: 17,345.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,288.24 : 46,933.80 = 11,563.12 : x
  2. Step 2: Convert to fraction form
    31,288.24/46,933.80 = 11,563.12/x
  3. Step 3: Cross multiply
    31,288.24x = 46,933.80 × 11,563.12
  4. Step 4: Simplify right side
    31,288.24x = 542,701,161.46
  5. Step 5: Solve for x
    x = 542,701,161.46/31,288.24
  6. Step 6: Final answer
    x = 17,345.21

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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.