Home / 16,117.01-22,241.40-9,043.28

Finding the Fourth Proportional to 16,117.01, 22,241.40 and 9,043.28

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Solution

The fourth proportional to 16,117.01, 22,241.40 and 9,043.28 is: 12,479.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,117.01 : 22,241.40 = 9,043.28 : x
  2. Step 2: Convert to fraction form
    16,117.01/22,241.40 = 9,043.28/x
  3. Step 3: Cross multiply
    16,117.01x = 22,241.40 × 9,043.28
  4. Step 4: Simplify right side
    16,117.01x = 201,135,096.59
  5. Step 5: Solve for x
    x = 201,135,096.59/16,117.01
  6. Step 6: Final answer
    x = 12,479.68

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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.