Home / 42,638.63-58,843.13-23,775.75

Finding the Fourth Proportional to 42,638.63, 58,843.13 and 23,775.75

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Solution

The fourth proportional to 42,638.63, 58,843.13 and 23,775.75 is: 32,811.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,638.63 : 58,843.13 = 23,775.75 : x
  2. Step 2: Convert to fraction form
    42,638.63/58,843.13 = 23,775.75/x
  3. Step 3: Cross multiply
    42,638.63x = 58,843.13 × 23,775.75
  4. Step 4: Simplify right side
    42,638.63x = 1,399,039,429.22
  5. Step 5: Solve for x
    x = 1,399,039,429.22/42,638.63
  6. Step 6: Final answer
    x = 32,811.55

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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.