Home / 49,929.82-74,916.60-21,856.94

Finding the Fourth Proportional to 49,929.82, 74,916.60 and 21,856.94

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Solution

The fourth proportional to 49,929.82, 74,916.60 and 21,856.94 is: 32,794.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,929.82 : 74,916.60 = 21,856.94 : x
  2. Step 2: Convert to fraction form
    49,929.82/74,916.60 = 21,856.94/x
  3. Step 3: Cross multiply
    49,929.82x = 74,916.60 × 21,856.94
  4. Step 4: Simplify right side
    49,929.82x = 1,637,447,455.59
  5. Step 5: Solve for x
    x = 1,637,447,455.59/49,929.82
  6. Step 6: Final answer
    x = 32,794.98

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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.