Home / 13,957.42-19,253.55-8,843.58

Finding the Fourth Proportional to 13,957.42, 19,253.55 and 8,843.58

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Solution

The fourth proportional to 13,957.42, 19,253.55 and 8,843.58 is: 12,199.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,957.42 : 19,253.55 = 8,843.58 : x
  2. Step 2: Convert to fraction form
    13,957.42/19,253.55 = 8,843.58/x
  3. Step 3: Cross multiply
    13,957.42x = 19,253.55 × 8,843.58
  4. Step 4: Simplify right side
    13,957.42x = 170,270,309.71
  5. Step 5: Solve for x
    x = 170,270,309.71/13,957.42
  6. Step 6: Final answer
    x = 12,199.27

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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.