Home / 40,421.37-55,761.43-27,010.61

Finding the Fourth Proportional to 40,421.37, 55,761.43 and 27,010.61

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Solution

The fourth proportional to 40,421.37, 55,761.43 and 27,010.61 is: 37,261.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,421.37 : 55,761.43 = 27,010.61 : x
  2. Step 2: Convert to fraction form
    40,421.37/55,761.43 = 27,010.61/x
  3. Step 3: Cross multiply
    40,421.37x = 55,761.43 × 27,010.61
  4. Step 4: Simplify right side
    40,421.37x = 1,506,150,238.77
  5. Step 5: Solve for x
    x = 1,506,150,238.77/40,421.37
  6. Step 6: Final answer
    x = 37,261.24

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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.