Home / 56,276.24-84,431.28-16,834.64

Finding the Fourth Proportional to 56,276.24, 84,431.28 and 16,834.64

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Solution

The fourth proportional to 56,276.24, 84,431.28 and 16,834.64 is: 25,257.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,276.24 : 84,431.28 = 16,834.64 : x
  2. Step 2: Convert to fraction form
    56,276.24/84,431.28 = 16,834.64/x
  3. Step 3: Cross multiply
    56,276.24x = 84,431.28 × 16,834.64
  4. Step 4: Simplify right side
    56,276.24x = 1,421,370,203.54
  5. Step 5: Solve for x
    x = 1,421,370,203.54/56,276.24
  6. Step 6: Final answer
    x = 25,257.02

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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.