Home / 51,912.61-77,886.98-16,379.41

Finding the Fourth Proportional to 51,912.61, 77,886.98 and 16,379.41

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Solution

The fourth proportional to 51,912.61, 77,886.98 and 16,379.41 is: 24,574.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,912.61 : 77,886.98 = 16,379.41 : x
  2. Step 2: Convert to fraction form
    51,912.61/77,886.98 = 16,379.41/x
  3. Step 3: Cross multiply
    51,912.61x = 77,886.98 × 16,379.41
  4. Step 4: Simplify right side
    51,912.61x = 1,275,742,779.08
  5. Step 5: Solve for x
    x = 1,275,742,779.08/51,912.61
  6. Step 6: Final answer
    x = 24,574.81

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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.