Home / 16,200.45-22,357.95-9,127.35

Finding the Fourth Proportional to 16,200.45, 22,357.95 and 9,127.35

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Solution

The fourth proportional to 16,200.45, 22,357.95 and 9,127.35 is: 12,596.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,200.45 : 22,357.95 = 9,127.35 : x
  2. Step 2: Convert to fraction form
    16,200.45/22,357.95 = 9,127.35/x
  3. Step 3: Cross multiply
    16,200.45x = 22,357.95 × 9,127.35
  4. Step 4: Simplify right side
    16,200.45x = 204,068,834.93
  5. Step 5: Solve for x
    x = 204,068,834.93/16,200.45
  6. Step 6: Final answer
    x = 12,596.49

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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.