Home / 49,154.51-73,731.54-15,423

Finding the Fourth Proportional to 49,154.51, 73,731.54 and 15,423

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Solution

The fourth proportional to 49,154.51, 73,731.54 and 15,423 is: 23,134.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,154.51 : 73,731.54 = 15,423 : x
  2. Step 2: Convert to fraction form
    49,154.51/73,731.54 = 15,423/x
  3. Step 3: Cross multiply
    49,154.51x = 73,731.54 × 15,423
  4. Step 4: Simplify right side
    49,154.51x = 1,137,161,464.31
  5. Step 5: Solve for x
    x = 1,137,161,464.31/49,154.51
  6. Step 6: Final answer
    x = 23,134.43

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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.