Home / 30,983.24-46,463.00-9,918.79

Finding the Fourth Proportional to 30,983.24, 46,463.00 and 9,918.79

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Solution

The fourth proportional to 30,983.24, 46,463.00 and 9,918.79 is: 14,874.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,983.24 : 46,463.00 = 9,918.79 : x
  2. Step 2: Convert to fraction form
    30,983.24/46,463.00 = 9,918.79/x
  3. Step 3: Cross multiply
    30,983.24x = 46,463.00 × 9,918.79
  4. Step 4: Simplify right side
    30,983.24x = 460,856,574.02
  5. Step 5: Solve for x
    x = 460,856,574.02/30,983.24
  6. Step 6: Final answer
    x = 14,874.38

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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.