Home / 31,973.24-47,989.40-16,189.36

Finding the Fourth Proportional to 31,973.24, 47,989.40 and 16,189.36

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Solution

The fourth proportional to 31,973.24, 47,989.40 and 16,189.36 is: 24,299.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,973.24 : 47,989.40 = 16,189.36 : x
  2. Step 2: Convert to fraction form
    31,973.24/47,989.40 = 16,189.36/x
  3. Step 3: Cross multiply
    31,973.24x = 47,989.40 × 16,189.36
  4. Step 4: Simplify right side
    31,973.24x = 776,917,672.78
  5. Step 5: Solve for x
    x = 776,917,672.78/31,973.24
  6. Step 6: Final answer
    x = 24,299.00

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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.