Home / 22,783.08-31,423.67-16,731.41

Finding the Fourth Proportional to 22,783.08, 31,423.67 and 16,731.41

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Solution

The fourth proportional to 22,783.08, 31,423.67 and 16,731.41 is: 23,076.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,783.08 : 31,423.67 = 16,731.41 : x
  2. Step 2: Convert to fraction form
    22,783.08/31,423.67 = 16,731.41/x
  3. Step 3: Cross multiply
    22,783.08x = 31,423.67 × 16,731.41
  4. Step 4: Simplify right side
    22,783.08x = 525,762,306.47
  5. Step 5: Solve for x
    x = 525,762,306.47/22,783.08
  6. Step 6: Final answer
    x = 23,076.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.