Home / 16,898.61-25,346.29-5,208.69

Finding the Fourth Proportional to 16,898.61, 25,346.29 and 5,208.69

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Solution

The fourth proportional to 16,898.61, 25,346.29 and 5,208.69 is: 7,812.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,898.61 : 25,346.29 = 5,208.69 : x
  2. Step 2: Convert to fraction form
    16,898.61/25,346.29 = 5,208.69/x
  3. Step 3: Cross multiply
    16,898.61x = 25,346.29 × 5,208.69
  4. Step 4: Simplify right side
    16,898.61x = 132,020,967.26
  5. Step 5: Solve for x
    x = 132,020,967.26/16,898.61
  6. Step 6: Final answer
    x = 7,812.53

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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.