Home / 40,884.55-56,422.27-22,979.50

Finding the Fourth Proportional to 40,884.55, 56,422.27 and 22,979.50

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Solution

The fourth proportional to 40,884.55, 56,422.27 and 22,979.50 is: 31,712.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,884.55 : 56,422.27 = 22,979.50 : x
  2. Step 2: Convert to fraction form
    40,884.55/56,422.27 = 22,979.50/x
  3. Step 3: Cross multiply
    40,884.55x = 56,422.27 × 22,979.50
  4. Step 4: Simplify right side
    40,884.55x = 1,296,555,441.13
  5. Step 5: Solve for x
    x = 1,296,555,441.13/40,884.55
  6. Step 6: Final answer
    x = 31,712.60

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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.