Home / 30,304.40-45,456.66-14,711.09

Finding the Fourth Proportional to 30,304.40, 45,456.66 and 14,711.09

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Solution

The fourth proportional to 30,304.40, 45,456.66 and 14,711.09 is: 22,066.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,304.40 : 45,456.66 = 14,711.09 : x
  2. Step 2: Convert to fraction form
    30,304.40/45,456.66 = 14,711.09/x
  3. Step 3: Cross multiply
    30,304.40x = 45,456.66 × 14,711.09
  4. Step 4: Simplify right side
    30,304.40x = 668,716,789.08
  5. Step 5: Solve for x
    x = 668,716,789.08/30,304.40
  6. Step 6: Final answer
    x = 22,066.66

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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.