Home / 34,454.86-51,672.02-13,398.17

Finding the Fourth Proportional to 34,454.86, 51,672.02 and 13,398.17

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Solution

The fourth proportional to 34,454.86, 51,672.02 and 13,398.17 is: 20,093.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,454.86 : 51,672.02 = 13,398.17 : x
  2. Step 2: Convert to fraction form
    34,454.86/51,672.02 = 13,398.17/x
  3. Step 3: Cross multiply
    34,454.86x = 51,672.02 × 13,398.17
  4. Step 4: Simplify right side
    34,454.86x = 692,310,508.20
  5. Step 5: Solve for x
    x = 692,310,508.20/34,454.86
  6. Step 6: Final answer
    x = 20,093.26

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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.