Home / 9,942.71-14,973.24-8,659.67

Finding the Fourth Proportional to 9,942.71, 14,973.24 and 8,659.67

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Solution

The fourth proportional to 9,942.71, 14,973.24 and 8,659.67 is: 13,041.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,942.71 : 14,973.24 = 8,659.67 : x
  2. Step 2: Convert to fraction form
    9,942.71/14,973.24 = 8,659.67/x
  3. Step 3: Cross multiply
    9,942.71x = 14,973.24 × 8,659.67
  4. Step 4: Simplify right side
    9,942.71x = 129,663,274.84
  5. Step 5: Solve for x
    x = 129,663,274.84/9,942.71
  6. Step 6: Final answer
    x = 13,041.05

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.