Home / 42,755.22-64,133.00-25,212.75

Finding the Fourth Proportional to 42,755.22, 64,133.00 and 25,212.75

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Solution

The fourth proportional to 42,755.22, 64,133.00 and 25,212.75 is: 37,819.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,755.22 : 64,133.00 = 25,212.75 : x
  2. Step 2: Convert to fraction form
    42,755.22/64,133.00 = 25,212.75/x
  3. Step 3: Cross multiply
    42,755.22x = 64,133.00 × 25,212.75
  4. Step 4: Simplify right side
    42,755.22x = 1,616,969,169.69
  5. Step 5: Solve for x
    x = 1,616,969,169.69/42,755.22
  6. Step 6: Final answer
    x = 37,819.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.