Home / 40,731.60-56,216.52-23,972.88

Finding the Fourth Proportional to 40,731.60, 56,216.52 and 23,972.88

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Solution

The fourth proportional to 40,731.60, 56,216.52 and 23,972.88 is: 33,086.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,731.60 : 56,216.52 = 23,972.88 : x
  2. Step 2: Convert to fraction form
    40,731.60/56,216.52 = 23,972.88/x
  3. Step 3: Cross multiply
    40,731.60x = 56,216.52 × 23,972.88
  4. Step 4: Simplify right side
    40,731.60x = 1,347,671,887.98
  5. Step 5: Solve for x
    x = 1,347,671,887.98/40,731.60
  6. Step 6: Final answer
    x = 33,086.64

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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.