Home / 16,386.57-24,580.13-4,699.79

Finding the Fourth Proportional to 16,386.57, 24,580.13 and 4,699.79

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Solution

The fourth proportional to 16,386.57, 24,580.13 and 4,699.79 is: 7,049.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,386.57 : 24,580.13 = 4,699.79 : x
  2. Step 2: Convert to fraction form
    16,386.57/24,580.13 = 4,699.79/x
  3. Step 3: Cross multiply
    16,386.57x = 24,580.13 × 4,699.79
  4. Step 4: Simplify right side
    16,386.57x = 115,521,394.95
  5. Step 5: Solve for x
    x = 115,521,394.95/16,386.57
  6. Step 6: Final answer
    x = 7,049.76

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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.