Home / 47,304.12-70,963.05-14,019.90

Finding the Fourth Proportional to 47,304.12, 70,963.05 and 14,019.90

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Solution

The fourth proportional to 47,304.12, 70,963.05 and 14,019.90 is: 21,031.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,304.12 : 70,963.05 = 14,019.90 : x
  2. Step 2: Convert to fraction form
    47,304.12/70,963.05 = 14,019.90/x
  3. Step 3: Cross multiply
    47,304.12x = 70,963.05 × 14,019.90
  4. Step 4: Simplify right side
    47,304.12x = 994,894,864.70
  5. Step 5: Solve for x
    x = 994,894,864.70/47,304.12
  6. Step 6: Final answer
    x = 21,031.89

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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.