Home / 40,905.88-56,448.84-23,001.64

Finding the Fourth Proportional to 40,905.88, 56,448.84 and 23,001.64

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Solution

The fourth proportional to 40,905.88, 56,448.84 and 23,001.64 is: 31,741.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,905.88 : 56,448.84 = 23,001.64 : x
  2. Step 2: Convert to fraction form
    40,905.88/56,448.84 = 23,001.64/x
  3. Step 3: Cross multiply
    40,905.88x = 56,448.84 × 23,001.64
  4. Step 4: Simplify right side
    40,905.88x = 1,298,415,896.10
  5. Step 5: Solve for x
    x = 1,298,415,896.10/40,905.88
  6. Step 6: Final answer
    x = 31,741.55

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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.