Home / 45,715.92-68,576.92-17,649.36

Finding the Fourth Proportional to 45,715.92, 68,576.92 and 17,649.36

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Solution

The fourth proportional to 45,715.92, 68,576.92 and 17,649.36 is: 26,475.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,715.92 : 68,576.92 = 17,649.36 : x
  2. Step 2: Convert to fraction form
    45,715.92/68,576.92 = 17,649.36/x
  3. Step 3: Cross multiply
    45,715.92x = 68,576.92 × 17,649.36
  4. Step 4: Simplify right side
    45,715.92x = 1,210,338,748.77
  5. Step 5: Solve for x
    x = 1,210,338,748.77/45,715.92
  6. Step 6: Final answer
    x = 26,475.21

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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.