Home / 49,845.51-74,772.32-14,785.07

Finding the Fourth Proportional to 49,845.51, 74,772.32 and 14,785.07

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Solution

The fourth proportional to 49,845.51, 74,772.32 and 14,785.07 is: 22,178.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,845.51 : 74,772.32 = 14,785.07 : x
  2. Step 2: Convert to fraction form
    49,845.51/74,772.32 = 14,785.07/x
  3. Step 3: Cross multiply
    49,845.51x = 74,772.32 × 14,785.07
  4. Step 4: Simplify right side
    49,845.51x = 1,105,513,537.48
  5. Step 5: Solve for x
    x = 1,105,513,537.48/49,845.51
  6. Step 6: Final answer
    x = 22,178.80

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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.