Home / 22,900.16-34,356.64-11,810.88

Finding the Fourth Proportional to 22,900.16, 34,356.64 and 11,810.88

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Solution

The fourth proportional to 22,900.16, 34,356.64 and 11,810.88 is: 17,719.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,900.16 : 34,356.64 = 11,810.88 : x
  2. Step 2: Convert to fraction form
    22,900.16/34,356.64 = 11,810.88/x
  3. Step 3: Cross multiply
    22,900.16x = 34,356.64 × 11,810.88
  4. Step 4: Simplify right side
    22,900.16x = 405,782,152.24
  5. Step 5: Solve for x
    x = 405,782,152.24/22,900.16
  6. Step 6: Final answer
    x = 17,719.62

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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.