Home / 43,132.37-64,697.91-13,551.98

Finding the Fourth Proportional to 43,132.37, 64,697.91 and 13,551.98

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Solution

The fourth proportional to 43,132.37, 64,697.91 and 13,551.98 is: 20,327.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,132.37 : 64,697.91 = 13,551.98 : x
  2. Step 2: Convert to fraction form
    43,132.37/64,697.91 = 13,551.98/x
  3. Step 3: Cross multiply
    43,132.37x = 64,697.91 × 13,551.98
  4. Step 4: Simplify right side
    43,132.37x = 876,784,782.36
  5. Step 5: Solve for x
    x = 876,784,782.36/43,132.37
  6. Step 6: Final answer
    x = 20,327.77

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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.