Home / 45,774.68-68,606.57-19,424.07

Finding the Fourth Proportional to 45,774.68, 68,606.57 and 19,424.07

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Solution

The fourth proportional to 45,774.68, 68,606.57 and 19,424.07 is: 29,112.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,774.68 : 68,606.57 = 19,424.07 : x
  2. Step 2: Convert to fraction form
    45,774.68/68,606.57 = 19,424.07/x
  3. Step 3: Cross multiply
    45,774.68x = 68,606.57 × 19,424.07
  4. Step 4: Simplify right side
    45,774.68x = 1,332,618,818.14
  5. Step 5: Solve for x
    x = 1,332,618,818.14/45,774.68
  6. Step 6: Final answer
    x = 29,112.58

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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.