Home / 31,495.40-47,243.10-14,849.96

Finding the Fourth Proportional to 31,495.40, 47,243.10 and 14,849.96

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Solution

The fourth proportional to 31,495.40, 47,243.10 and 14,849.96 is: 22,274.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,495.40 : 47,243.10 = 14,849.96 : x
  2. Step 2: Convert to fraction form
    31,495.40/47,243.10 = 14,849.96/x
  3. Step 3: Cross multiply
    31,495.40x = 47,243.10 × 14,849.96
  4. Step 4: Simplify right side
    31,495.40x = 701,558,145.28
  5. Step 5: Solve for x
    x = 701,558,145.28/31,495.40
  6. Step 6: Final answer
    x = 22,274.94

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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.