Home / 40,054.28-55,275.85-22,149.63

Finding the Fourth Proportional to 40,054.28, 55,275.85 and 22,149.63

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Solution

The fourth proportional to 40,054.28, 55,275.85 and 22,149.63 is: 30,567.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,054.28 : 55,275.85 = 22,149.63 : x
  2. Step 2: Convert to fraction form
    40,054.28/55,275.85 = 22,149.63/x
  3. Step 3: Cross multiply
    40,054.28x = 55,275.85 × 22,149.63
  4. Step 4: Simplify right side
    40,054.28x = 1,224,339,625.44
  5. Step 5: Solve for x
    x = 1,224,339,625.44/40,054.28
  6. Step 6: Final answer
    x = 30,567.01

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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.