Home / 40,379.99-55,726.55-22,475.37

Finding the Fourth Proportional to 40,379.99, 55,726.55 and 22,475.37

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Solution

The fourth proportional to 40,379.99, 55,726.55 and 22,475.37 is: 31,017.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,379.99 : 55,726.55 = 22,475.37 : x
  2. Step 2: Convert to fraction form
    40,379.99/55,726.55 = 22,475.37/x
  3. Step 3: Cross multiply
    40,379.99x = 55,726.55 × 22,475.37
  4. Step 4: Simplify right side
    40,379.99x = 1,252,475,010.95
  5. Step 5: Solve for x
    x = 1,252,475,010.95/40,379.99
  6. Step 6: Final answer
    x = 31,017.22

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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.