Home / 29,715.45-44,543.19-18,629.93

Finding the Fourth Proportional to 29,715.45, 44,543.19 and 18,629.93

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Solution

The fourth proportional to 29,715.45, 44,543.19 and 18,629.93 is: 27,926.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,715.45 : 44,543.19 = 18,629.93 : x
  2. Step 2: Convert to fraction form
    29,715.45/44,543.19 = 18,629.93/x
  3. Step 3: Cross multiply
    29,715.45x = 44,543.19 × 18,629.93
  4. Step 4: Simplify right side
    29,715.45x = 829,836,288.96
  5. Step 5: Solve for x
    x = 829,836,288.96/29,715.45
  6. Step 6: Final answer
    x = 27,926.09

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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.