Home / 34,470.77-51,711-12,277.58

Finding the Fourth Proportional to 34,470.77, 51,711 and 12,277.58

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Solution

The fourth proportional to 34,470.77, 51,711 and 12,277.58 is: 18,418.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,470.77 : 51,711 = 12,277.58 : x
  2. Step 2: Convert to fraction form
    34,470.77/51,711 = 12,277.58/x
  3. Step 3: Cross multiply
    34,470.77x = 51,711 × 12,277.58
  4. Step 4: Simplify right side
    34,470.77x = 634,885,680.83
  5. Step 5: Solve for x
    x = 634,885,680.83/34,470.77
  6. Step 6: Final answer
    x = 18,418.09

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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.