Home / 34,463.88-51,703.74-12,278.52

Finding the Fourth Proportional to 34,463.88, 51,703.74 and 12,278.52

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Solution

The fourth proportional to 34,463.88, 51,703.74 and 12,278.52 is: 18,420.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,463.88 : 51,703.74 = 12,278.52 : x
  2. Step 2: Convert to fraction form
    34,463.88/51,703.74 = 12,278.52/x
  3. Step 3: Cross multiply
    34,463.88x = 51,703.74 × 12,278.52
  4. Step 4: Simplify right side
    34,463.88x = 634,845,405.66
  5. Step 5: Solve for x
    x = 634,845,405.66/34,463.88
  6. Step 6: Final answer
    x = 18,420.60

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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.