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Finding the Fourth Proportional to 30,304.40, 45,476.03 and 14,713.52

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Solution

The fourth proportional to 30,304.40, 45,476.03 and 14,713.52 is: 22,079.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,304.40 : 45,476.03 = 14,713.52 : x
  2. Step 2: Convert to fraction form
    30,304.40/45,476.03 = 14,713.52/x
  3. Step 3: Cross multiply
    30,304.40x = 45,476.03 × 14,713.52
  4. Step 4: Simplify right side
    30,304.40x = 669,112,286.33
  5. Step 5: Solve for x
    x = 669,112,286.33/30,304.40
  6. Step 6: Final answer
    x = 22,079.71

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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.