Home / 49,260.98-67,980.24-28,040.25

Finding the Fourth Proportional to 49,260.98, 67,980.24 and 28,040.25

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Solution

The fourth proportional to 49,260.98, 67,980.24 and 28,040.25 is: 38,695.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,260.98 : 67,980.24 = 28,040.25 : x
  2. Step 2: Convert to fraction form
    49,260.98/67,980.24 = 28,040.25/x
  3. Step 3: Cross multiply
    49,260.98x = 67,980.24 × 28,040.25
  4. Step 4: Simplify right side
    49,260.98x = 1,906,182,973.26
  5. Step 5: Solve for x
    x = 1,906,182,973.26/49,260.98
  6. Step 6: Final answer
    x = 38,695.59

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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.