Home / 51,607.36-77,337.79-21,589.25

Finding the Fourth Proportional to 51,607.36, 77,337.79 and 21,589.25

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Solution

The fourth proportional to 51,607.36, 77,337.79 and 21,589.25 is: 32,353.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,607.36 : 77,337.79 = 21,589.25 : x
  2. Step 2: Convert to fraction form
    51,607.36/77,337.79 = 21,589.25/x
  3. Step 3: Cross multiply
    51,607.36x = 77,337.79 × 21,589.25
  4. Step 4: Simplify right side
    51,607.36x = 1,669,664,442.10
  5. Step 5: Solve for x
    x = 1,669,664,442.10/51,607.36
  6. Step 6: Final answer
    x = 32,353.22

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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.