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Finding the Fourth Proportional to 49,155.51, 73,733.03 and 15,424

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Solution

The fourth proportional to 49,155.51, 73,733.03 and 15,424 is: 23,135.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,155.51 : 73,733.03 = 15,424 : x
  2. Step 2: Convert to fraction form
    49,155.51/73,733.03 = 15,424/x
  3. Step 3: Cross multiply
    49,155.51x = 73,733.03 × 15,424
  4. Step 4: Simplify right side
    49,155.51x = 1,137,258,254.72
  5. Step 5: Solve for x
    x = 1,137,258,254.72/49,155.51
  6. Step 6: Final answer
    x = 23,135.93

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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.