Home / 15,303.77-22,906.43-7,898.14

Finding the Fourth Proportional to 15,303.77, 22,906.43 and 7,898.14

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Solution

The fourth proportional to 15,303.77, 22,906.43 and 7,898.14 is: 11,821.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,303.77 : 22,906.43 = 7,898.14 : x
  2. Step 2: Convert to fraction form
    15,303.77/22,906.43 = 7,898.14/x
  3. Step 3: Cross multiply
    15,303.77x = 22,906.43 × 7,898.14
  4. Step 4: Simplify right side
    15,303.77x = 180,918,191.04
  5. Step 5: Solve for x
    x = 180,918,191.04/15,303.77
  6. Step 6: Final answer
    x = 11,821.81

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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.