Home / 29,730.78-44,508.70-19,845.54

Finding the Fourth Proportional to 29,730.78, 44,508.70 and 19,845.54

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Solution

The fourth proportional to 29,730.78, 44,508.70 and 19,845.54 is: 29,709.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,730.78 : 44,508.70 = 19,845.54 : x
  2. Step 2: Convert to fraction form
    29,730.78/44,508.70 = 19,845.54/x
  3. Step 3: Cross multiply
    29,730.78x = 44,508.70 × 19,845.54
  4. Step 4: Simplify right side
    29,730.78x = 883,299,266.28
  5. Step 5: Solve for x
    x = 883,299,266.28/29,730.78
  6. Step 6: Final answer
    x = 29,709.92

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1.5x scale

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.