Home / 34,472.37-51,695.80-12,279.86

Finding the Fourth Proportional to 34,472.37, 51,695.80 and 12,279.86

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Solution

The fourth proportional to 34,472.37, 51,695.80 and 12,279.86 is: 18,415.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,472.37 : 51,695.80 = 12,279.86 : x
  2. Step 2: Convert to fraction form
    34,472.37/51,695.80 = 12,279.86/x
  3. Step 3: Cross multiply
    34,472.37x = 51,695.80 × 12,279.86
  4. Step 4: Simplify right side
    34,472.37x = 634,817,186.59
  5. Step 5: Solve for x
    x = 634,817,186.59/34,472.37
  6. Step 6: Final answer
    x = 18,415.25

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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.