Home / 29,977.05-41,374.08-17,880.51

Finding the Fourth Proportional to 29,977.05, 41,374.08 and 17,880.51

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Solution

The fourth proportional to 29,977.05, 41,374.08 and 17,880.51 is: 24,678.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,977.05 : 41,374.08 = 17,880.51 : x
  2. Step 2: Convert to fraction form
    29,977.05/41,374.08 = 17,880.51/x
  3. Step 3: Cross multiply
    29,977.05x = 41,374.08 × 17,880.51
  4. Step 4: Simplify right side
    29,977.05x = 739,789,651.18
  5. Step 5: Solve for x
    x = 739,789,651.18/29,977.05
  6. Step 6: Final answer
    x = 24,678.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.