Home / 30,435.04-45,661.29-17,966.44

Finding the Fourth Proportional to 30,435.04, 45,661.29 and 17,966.44

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Solution

The fourth proportional to 30,435.04, 45,661.29 and 17,966.44 is: 26,954.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,435.04 : 45,661.29 = 17,966.44 : x
  2. Step 2: Convert to fraction form
    30,435.04/45,661.29 = 17,966.44/x
  3. Step 3: Cross multiply
    30,435.04x = 45,661.29 × 17,966.44
  4. Step 4: Simplify right side
    30,435.04x = 820,370,827.11
  5. Step 5: Solve for x
    x = 820,370,827.11/30,435.04
  6. Step 6: Final answer
    x = 26,954.81

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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.