Home / 16,415.10-22,805.76-16,218.27

Finding the Fourth Proportional to 16,415.10, 22,805.76 and 16,218.27

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Solution

The fourth proportional to 16,415.10, 22,805.76 and 16,218.27 is: 22,532.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,415.10 : 22,805.76 = 16,218.27 : x
  2. Step 2: Convert to fraction form
    16,415.10/22,805.76 = 16,218.27/x
  3. Step 3: Cross multiply
    16,415.10x = 22,805.76 × 16,218.27
  4. Step 4: Simplify right side
    16,415.10x = 369,869,973.24
  5. Step 5: Solve for x
    x = 369,869,973.24/16,415.10
  6. Step 6: Final answer
    x = 22,532.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.