Home / 48,091.06-72,131.01-13,033.36

Finding the Fourth Proportional to 48,091.06, 72,131.01 and 13,033.36

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Solution

The fourth proportional to 48,091.06, 72,131.01 and 13,033.36 is: 19,548.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,091.06 : 72,131.01 = 13,033.36 : x
  2. Step 2: Convert to fraction form
    48,091.06/72,131.01 = 13,033.36/x
  3. Step 3: Cross multiply
    48,091.06x = 72,131.01 × 13,033.36
  4. Step 4: Simplify right side
    48,091.06x = 940,109,420.49
  5. Step 5: Solve for x
    x = 940,109,420.49/48,091.06
  6. Step 6: Final answer
    x = 19,548.53

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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.