Home / 22,900.16-31,617.64-14,299.44

Finding the Fourth Proportional to 22,900.16, 31,617.64 and 14,299.44

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Solution

The fourth proportional to 22,900.16, 31,617.64 and 14,299.44 is: 19,742.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,900.16 : 31,617.64 = 14,299.44 : x
  2. Step 2: Convert to fraction form
    22,900.16/31,617.64 = 14,299.44/x
  3. Step 3: Cross multiply
    22,900.16x = 31,617.64 × 14,299.44
  4. Step 4: Simplify right side
    22,900.16x = 452,114,388.03
  5. Step 5: Solve for x
    x = 452,114,388.03/22,900.16
  6. Step 6: Final answer
    x = 19,742.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.