Home / 31,008.23-46,453.82-18,320.13

Finding the Fourth Proportional to 31,008.23, 46,453.82 and 18,320.13

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Solution

The fourth proportional to 31,008.23, 46,453.82 and 18,320.13 is: 27,445.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,008.23 : 46,453.82 = 18,320.13 : x
  2. Step 2: Convert to fraction form
    31,008.23/46,453.82 = 18,320.13/x
  3. Step 3: Cross multiply
    31,008.23x = 46,453.82 × 18,320.13
  4. Step 4: Simplify right side
    31,008.23x = 851,040,115.35
  5. Step 5: Solve for x
    x = 851,040,115.35/31,008.23
  6. Step 6: Final answer
    x = 27,445.62

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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.