Home / 34,866.71-52,283.73-12,664.61

Finding the Fourth Proportional to 34,866.71, 52,283.73 and 12,664.61

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Solution

The fourth proportional to 34,866.71, 52,283.73 and 12,664.61 is: 18,990.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,866.71 : 52,283.73 = 12,664.61 : x
  2. Step 2: Convert to fraction form
    34,866.71/52,283.73 = 12,664.61/x
  3. Step 3: Cross multiply
    34,866.71x = 52,283.73 × 12,664.61
  4. Step 4: Simplify right side
    34,866.71x = 662,153,049.80
  5. Step 5: Solve for x
    x = 662,153,049.80/34,866.71
  6. Step 6: Final answer
    x = 18,990.98

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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.