Home / 51,494.10-77,210.98-21,896.70

Finding the Fourth Proportional to 51,494.10, 77,210.98 and 21,896.70

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Solution

The fourth proportional to 51,494.10, 77,210.98 and 21,896.70 is: 32,832.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,494.10 : 77,210.98 = 21,896.70 : x
  2. Step 2: Convert to fraction form
    51,494.10/77,210.98 = 21,896.70/x
  3. Step 3: Cross multiply
    51,494.10x = 77,210.98 × 21,896.70
  4. Step 4: Simplify right side
    51,494.10x = 1,690,665,665.77
  5. Step 5: Solve for x
    x = 1,690,665,665.77/51,494.10
  6. Step 6: Final answer
    x = 32,832.22

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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.