Home / 48,936.13-73,404.19-21,234.13

Finding the Fourth Proportional to 48,936.13, 73,404.19 and 21,234.13

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Solution

The fourth proportional to 48,936.13, 73,404.19 and 21,234.13 is: 31,851.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,936.13 : 73,404.19 = 21,234.13 : x
  2. Step 2: Convert to fraction form
    48,936.13/73,404.19 = 21,234.13/x
  3. Step 3: Cross multiply
    48,936.13x = 73,404.19 × 21,234.13
  4. Step 4: Simplify right side
    48,936.13x = 1,558,674,113.00
  5. Step 5: Solve for x
    x = 1,558,674,113.00/48,936.13
  6. Step 6: Final answer
    x = 31,851.19

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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.