Home / 16,507.03-22,779.39-9,336.82

Finding the Fourth Proportional to 16,507.03, 22,779.39 and 9,336.82

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Solution

The fourth proportional to 16,507.03, 22,779.39 and 9,336.82 is: 12,884.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,507.03 : 22,779.39 = 9,336.82 : x
  2. Step 2: Convert to fraction form
    16,507.03/22,779.39 = 9,336.82/x
  3. Step 3: Cross multiply
    16,507.03x = 22,779.39 × 9,336.82
  4. Step 4: Simplify right side
    16,507.03x = 212,687,064.14
  5. Step 5: Solve for x
    x = 212,687,064.14/16,507.03
  6. Step 6: Final answer
    x = 12,884.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.