Home / 49,756.01-74,634.57-21,289.10

Finding the Fourth Proportional to 49,756.01, 74,634.57 and 21,289.10

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Solution

The fourth proportional to 49,756.01, 74,634.57 and 21,289.10 is: 31,933.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,756.01 : 74,634.57 = 21,289.10 : x
  2. Step 2: Convert to fraction form
    49,756.01/74,634.57 = 21,289.10/x
  3. Step 3: Cross multiply
    49,756.01x = 74,634.57 × 21,289.10
  4. Step 4: Simplify right side
    49,756.01x = 1,588,902,451.01
  5. Step 5: Solve for x
    x = 1,588,902,451.01/49,756.01
  6. Step 6: Final answer
    x = 31,933.88

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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.