Home / 47,286.81-70,940.58-14,009.49

Finding the Fourth Proportional to 47,286.81, 70,940.58 and 14,009.49

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Solution

The fourth proportional to 47,286.81, 70,940.58 and 14,009.49 is: 21,017.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,286.81 : 70,940.58 = 14,009.49 : x
  2. Step 2: Convert to fraction form
    47,286.81/70,940.58 = 14,009.49/x
  3. Step 3: Cross multiply
    47,286.81x = 70,940.58 × 14,009.49
  4. Step 4: Simplify right side
    47,286.81x = 993,841,346.10
  5. Step 5: Solve for x
    x = 993,841,346.10/47,286.81
  6. Step 6: Final answer
    x = 21,017.31

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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.