Home / 29,140.36-43,710.50-11,622.49

Finding the Fourth Proportional to 29,140.36, 43,710.50 and 11,622.49

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Solution

The fourth proportional to 29,140.36, 43,710.50 and 11,622.49 is: 17,433.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,140.36 : 43,710.50 = 11,622.49 : x
  2. Step 2: Convert to fraction form
    29,140.36/43,710.50 = 11,622.49/x
  3. Step 3: Cross multiply
    29,140.36x = 43,710.50 × 11,622.49
  4. Step 4: Simplify right side
    29,140.36x = 508,024,793.44
  5. Step 5: Solve for x
    x = 508,024,793.44/29,140.36
  6. Step 6: Final answer
    x = 17,433.72

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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.