Home / 29,272.03-40,399.95-19,229.56

Finding the Fourth Proportional to 29,272.03, 40,399.95 and 19,229.56

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Solution

The fourth proportional to 29,272.03, 40,399.95 and 19,229.56 is: 26,539.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,272.03 : 40,399.95 = 19,229.56 : x
  2. Step 2: Convert to fraction form
    29,272.03/40,399.95 = 19,229.56/x
  3. Step 3: Cross multiply
    29,272.03x = 40,399.95 × 19,229.56
  4. Step 4: Simplify right side
    29,272.03x = 776,873,262.52
  5. Step 5: Solve for x
    x = 776,873,262.52/29,272.03
  6. Step 6: Final answer
    x = 26,539.78

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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.