Home / 30,665.18-46,004.25-9,887.06

Finding the Fourth Proportional to 30,665.18, 46,004.25 and 9,887.06

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Solution

The fourth proportional to 30,665.18, 46,004.25 and 9,887.06 is: 14,832.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,665.18 : 46,004.25 = 9,887.06 : x
  2. Step 2: Convert to fraction form
    30,665.18/46,004.25 = 9,887.06/x
  3. Step 3: Cross multiply
    30,665.18x = 46,004.25 × 9,887.06
  4. Step 4: Simplify right side
    30,665.18x = 454,846,932.09
  5. Step 5: Solve for x
    x = 454,846,932.09/30,665.18
  6. Step 6: Final answer
    x = 14,832.68

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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.