Home / 16,402.65-24,607.87-5,309.34

Finding the Fourth Proportional to 16,402.65, 24,607.87 and 5,309.34

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Solution

The fourth proportional to 16,402.65, 24,607.87 and 5,309.34 is: 7,965.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,402.65 : 24,607.87 = 5,309.34 : x
  2. Step 2: Convert to fraction form
    16,402.65/24,607.87 = 5,309.34/x
  3. Step 3: Cross multiply
    16,402.65x = 24,607.87 × 5,309.34
  4. Step 4: Simplify right side
    16,402.65x = 130,651,438.74
  5. Step 5: Solve for x
    x = 130,651,438.74/16,402.65
  6. Step 6: Final answer
    x = 7,965.27

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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.