Home / 16,322.31-24,481.55-4,477.28

Finding the Fourth Proportional to 16,322.31, 24,481.55 and 4,477.28

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Solution

The fourth proportional to 16,322.31, 24,481.55 and 4,477.28 is: 6,715.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,322.31 : 24,481.55 = 4,477.28 : x
  2. Step 2: Convert to fraction form
    16,322.31/24,481.55 = 4,477.28/x
  3. Step 3: Cross multiply
    16,322.31x = 24,481.55 × 4,477.28
  4. Step 4: Simplify right side
    16,322.31x = 109,610,829.17
  5. Step 5: Solve for x
    x = 109,610,829.17/16,322.31
  6. Step 6: Final answer
    x = 6,715.40

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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.