Home / 16,051.35-22,145.84-9,335.55

Finding the Fourth Proportional to 16,051.35, 22,145.84 and 9,335.55

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Solution

The fourth proportional to 16,051.35, 22,145.84 and 9,335.55 is: 12,880.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,051.35 : 22,145.84 = 9,335.55 : x
  2. Step 2: Convert to fraction form
    16,051.35/22,145.84 = 9,335.55/x
  3. Step 3: Cross multiply
    16,051.35x = 22,145.84 × 9,335.55
  4. Step 4: Simplify right side
    16,051.35x = 206,743,549.93
  5. Step 5: Solve for x
    x = 206,743,549.93/16,051.35
  6. Step 6: Final answer
    x = 12,880.13

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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.