Home / 51,444.86-77,099.63-21,826.05

Finding the Fourth Proportional to 51,444.86, 77,099.63 and 21,826.05

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Solution

The fourth proportional to 51,444.86, 77,099.63 and 21,826.05 is: 32,710.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,444.86 : 77,099.63 = 21,826.05 : x
  2. Step 2: Convert to fraction form
    51,444.86/77,099.63 = 21,826.05/x
  3. Step 3: Cross multiply
    51,444.86x = 77,099.63 × 21,826.05
  4. Step 4: Simplify right side
    51,444.86x = 1,682,780,379.36
  5. Step 5: Solve for x
    x = 1,682,780,379.36/51,444.86
  6. Step 6: Final answer
    x = 32,710.37

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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.