Home / 40,054.56-55,275.64-22,149.88

Finding the Fourth Proportional to 40,054.56, 55,275.64 and 22,149.88

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Solution

The fourth proportional to 40,054.56, 55,275.64 and 22,149.88 is: 30,567.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,054.56 : 55,275.64 = 22,149.88 : x
  2. Step 2: Convert to fraction form
    40,054.56/55,275.64 = 22,149.88/x
  3. Step 3: Cross multiply
    40,054.56x = 55,275.64 × 22,149.88
  4. Step 4: Simplify right side
    40,054.56x = 1,224,348,792.92
  5. Step 5: Solve for x
    x = 1,224,348,792.92/40,054.56
  6. Step 6: Final answer
    x = 30,567.03

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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.