Home / 29,966.07-44,969.16-12,435.90

Finding the Fourth Proportional to 29,966.07, 44,969.16 and 12,435.90

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Solution

The fourth proportional to 29,966.07, 44,969.16 and 12,435.90 is: 18,662.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,966.07 : 44,969.16 = 12,435.90 : x
  2. Step 2: Convert to fraction form
    29,966.07/44,969.16 = 12,435.90/x
  3. Step 3: Cross multiply
    29,966.07x = 44,969.16 × 12,435.90
  4. Step 4: Simplify right side
    29,966.07x = 559,231,976.84
  5. Step 5: Solve for x
    x = 559,231,976.84/29,966.07
  6. Step 6: Final answer
    x = 18,662.17

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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.