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Finding the Fourth Proportional to 49,888.50, 74,845.08 and 14,828.01

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Solution

The fourth proportional to 49,888.50, 74,845.08 and 14,828.01 is: 22,245.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,888.50 : 74,845.08 = 14,828.01 : x
  2. Step 2: Convert to fraction form
    49,888.50/74,845.08 = 14,828.01/x
  3. Step 3: Cross multiply
    49,888.50x = 74,845.08 × 14,828.01
  4. Step 4: Simplify right side
    49,888.50x = 1,109,803,594.69
  5. Step 5: Solve for x
    x = 1,109,803,594.69/49,888.50
  6. Step 6: Final answer
    x = 22,245.68

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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.