Home / 40,642.73-56,089.64-22,740.83

Finding the Fourth Proportional to 40,642.73, 56,089.64 and 22,740.83

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Solution

The fourth proportional to 40,642.73, 56,089.64 and 22,740.83 is: 31,383.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,642.73 : 56,089.64 = 22,740.83 : x
  2. Step 2: Convert to fraction form
    40,642.73/56,089.64 = 22,740.83/x
  3. Step 3: Cross multiply
    40,642.73x = 56,089.64 × 22,740.83
  4. Step 4: Simplify right side
    40,642.73x = 1,275,524,854.30
  5. Step 5: Solve for x
    x = 1,275,524,854.30/40,642.73
  6. Step 6: Final answer
    x = 31,383.84

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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.