Home / 29,305.68-43,981.76-15,269.70

Finding the Fourth Proportional to 29,305.68, 43,981.76 and 15,269.70

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Solution

The fourth proportional to 29,305.68, 43,981.76 and 15,269.70 is: 22,916.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,305.68 : 43,981.76 = 15,269.70 : x
  2. Step 2: Convert to fraction form
    29,305.68/43,981.76 = 15,269.70/x
  3. Step 3: Cross multiply
    29,305.68x = 43,981.76 × 15,269.70
  4. Step 4: Simplify right side
    29,305.68x = 671,588,153.91
  5. Step 5: Solve for x
    x = 671,588,153.91/29,305.68
  6. Step 6: Final answer
    x = 22,916.65

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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.