Home / 47,305.62-70,965.30-14,021.40

Finding the Fourth Proportional to 47,305.62, 70,965.30 and 14,021.40

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Solution

The fourth proportional to 47,305.62, 70,965.30 and 14,021.40 is: 21,034.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,305.62 : 70,965.30 = 14,021.40 : x
  2. Step 2: Convert to fraction form
    47,305.62/70,965.30 = 14,021.40/x
  3. Step 3: Cross multiply
    47,305.62x = 70,965.30 × 14,021.40
  4. Step 4: Simplify right side
    47,305.62x = 995,032,857.42
  5. Step 5: Solve for x
    x = 995,032,857.42/47,305.62
  6. Step 6: Final answer
    x = 21,034.14

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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.