Home / 41,139.21-56,772.39-22,276.35

Finding the Fourth Proportional to 41,139.21, 56,772.39 and 22,276.35

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Solution

The fourth proportional to 41,139.21, 56,772.39 and 22,276.35 is: 30,741.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,139.21 : 56,772.39 = 22,276.35 : x
  2. Step 2: Convert to fraction form
    41,139.21/56,772.39 = 22,276.35/x
  3. Step 3: Cross multiply
    41,139.21x = 56,772.39 × 22,276.35
  4. Step 4: Simplify right side
    41,139.21x = 1,264,681,629.98
  5. Step 5: Solve for x
    x = 1,264,681,629.98/41,139.21
  6. Step 6: Final answer
    x = 30,741.51

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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.