Home / 51,457.92-77,137.60-16,374.76

Finding the Fourth Proportional to 51,457.92, 77,137.60 and 16,374.76

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Solution

The fourth proportional to 51,457.92, 77,137.60 and 16,374.76 is: 24,546.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,457.92 : 77,137.60 = 16,374.76 : x
  2. Step 2: Convert to fraction form
    51,457.92/77,137.60 = 16,374.76/x
  3. Step 3: Cross multiply
    51,457.92x = 77,137.60 × 16,374.76
  4. Step 4: Simplify right side
    51,457.92x = 1,263,109,686.98
  5. Step 5: Solve for x
    x = 1,263,109,686.98/51,457.92
  6. Step 6: Final answer
    x = 24,546.46

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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.