Home / 40,419.41-55,773.77-22,513.14

Finding the Fourth Proportional to 40,419.41, 55,773.77 and 22,513.14

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Solution

The fourth proportional to 40,419.41, 55,773.77 and 22,513.14 is: 31,065.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,419.41 : 55,773.77 = 22,513.14 : x
  2. Step 2: Convert to fraction form
    40,419.41/55,773.77 = 22,513.14/x
  3. Step 3: Cross multiply
    40,419.41x = 55,773.77 × 22,513.14
  4. Step 4: Simplify right side
    40,419.41x = 1,255,642,579.77
  5. Step 5: Solve for x
    x = 1,255,642,579.77/40,419.41
  6. Step 6: Final answer
    x = 31,065.34

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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.