Home / 15,973.36-23,964.76-8,187.60

Finding the Fourth Proportional to 15,973.36, 23,964.76 and 8,187.60

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Solution

The fourth proportional to 15,973.36, 23,964.76 and 8,187.60 is: 12,283.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,973.36 : 23,964.76 = 8,187.60 : x
  2. Step 2: Convert to fraction form
    15,973.36/23,964.76 = 8,187.60/x
  3. Step 3: Cross multiply
    15,973.36x = 23,964.76 × 8,187.60
  4. Step 4: Simplify right side
    15,973.36x = 196,213,868.98
  5. Step 5: Solve for x
    x = 196,213,868.98/15,973.36
  6. Step 6: Final answer
    x = 12,283.82

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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.