Home / 16,035.90-22,129.49-8,962.32

Finding the Fourth Proportional to 16,035.90, 22,129.49 and 8,962.32

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Solution

The fourth proportional to 16,035.90, 22,129.49 and 8,962.32 is: 12,367.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,035.90 : 22,129.49 = 8,962.32 : x
  2. Step 2: Convert to fraction form
    16,035.90/22,129.49 = 8,962.32/x
  3. Step 3: Cross multiply
    16,035.90x = 22,129.49 × 8,962.32
  4. Step 4: Simplify right side
    16,035.90x = 198,331,570.82
  5. Step 5: Solve for x
    x = 198,331,570.82/16,035.90
  6. Step 6: Final answer
    x = 12,367.97

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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.