Home / 34,578.48-51,875.30-11,207.28

Finding the Fourth Proportional to 34,578.48, 51,875.30 and 11,207.28

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Solution

The fourth proportional to 34,578.48, 51,875.30 and 11,207.28 is: 16,813.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,578.48 : 51,875.30 = 11,207.28 : x
  2. Step 2: Convert to fraction form
    34,578.48/51,875.30 = 11,207.28/x
  3. Step 3: Cross multiply
    34,578.48x = 51,875.30 × 11,207.28
  4. Step 4: Simplify right side
    34,578.48x = 581,381,012.18
  5. Step 5: Solve for x
    x = 581,381,012.18/34,578.48
  6. Step 6: Final answer
    x = 16,813.38

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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.