Home / 45,630.69-62,969.05-25,486.98

Finding the Fourth Proportional to 45,630.69, 62,969.05 and 25,486.98

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Solution

The fourth proportional to 45,630.69, 62,969.05 and 25,486.98 is: 35,171.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,630.69 : 62,969.05 = 25,486.98 : x
  2. Step 2: Convert to fraction form
    45,630.69/62,969.05 = 25,486.98/x
  3. Step 3: Cross multiply
    45,630.69x = 62,969.05 × 25,486.98
  4. Step 4: Simplify right side
    45,630.69x = 1,604,890,917.97
  5. Step 5: Solve for x
    x = 1,604,890,917.97/45,630.69
  6. Step 6: Final answer
    x = 35,171.31

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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.