Home / 34,472.15-51,712.64-12,287.77

Finding the Fourth Proportional to 34,472.15, 51,712.64 and 12,287.77

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Solution

The fourth proportional to 34,472.15, 51,712.64 and 12,287.77 is: 18,433.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,472.15 : 51,712.64 = 12,287.77 : x
  2. Step 2: Convert to fraction form
    34,472.15/51,712.64 = 12,287.77/x
  3. Step 3: Cross multiply
    34,472.15x = 51,712.64 × 12,287.77
  4. Step 4: Simplify right side
    34,472.15x = 635,433,026.41
  5. Step 5: Solve for x
    x = 635,433,026.41/34,472.15
  6. Step 6: Final answer
    x = 18,433.23

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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.