Home / 49,685.05-74,525.84-14,146.60

Finding the Fourth Proportional to 49,685.05, 74,525.84 and 14,146.60

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Solution

The fourth proportional to 49,685.05, 74,525.84 and 14,146.60 is: 21,219.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,685.05 : 74,525.84 = 14,146.60 : x
  2. Step 2: Convert to fraction form
    49,685.05/74,525.84 = 14,146.60/x
  3. Step 3: Cross multiply
    49,685.05x = 74,525.84 × 14,146.60
  4. Step 4: Simplify right side
    49,685.05x = 1,054,287,248.14
  5. Step 5: Solve for x
    x = 1,054,287,248.14/49,685.05
  6. Step 6: Final answer
    x = 21,219.41

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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.