Home / 16,504.64-24,739.68-6,641.60

Finding the Fourth Proportional to 16,504.64, 24,739.68 and 6,641.60

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Solution

The fourth proportional to 16,504.64, 24,739.68 and 6,641.60 is: 9,955.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,504.64 : 24,739.68 = 6,641.60 : x
  2. Step 2: Convert to fraction form
    16,504.64/24,739.68 = 6,641.60/x
  3. Step 3: Cross multiply
    16,504.64x = 24,739.68 × 6,641.60
  4. Step 4: Simplify right side
    16,504.64x = 164,311,058.69
  5. Step 5: Solve for x
    x = 164,311,058.69/16,504.64
  6. Step 6: Final answer
    x = 9,955.45

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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.