Home / 40,782.21-56,299.24-27,348.57

Finding the Fourth Proportional to 40,782.21, 56,299.24 and 27,348.57

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Solution

The fourth proportional to 40,782.21, 56,299.24 and 27,348.57 is: 37,754.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,782.21 : 56,299.24 = 27,348.57 : x
  2. Step 2: Convert to fraction form
    40,782.21/56,299.24 = 27,348.57/x
  3. Step 3: Cross multiply
    40,782.21x = 56,299.24 × 27,348.57
  4. Step 4: Simplify right side
    40,782.21x = 1,539,703,356.22
  5. Step 5: Solve for x
    x = 1,539,703,356.22/40,782.21
  6. Step 6: Final answer
    x = 37,754.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.