Home / 38,127.96-57,199.59-13,168.94

Finding the Fourth Proportional to 38,127.96, 57,199.59 and 13,168.94

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Solution

The fourth proportional to 38,127.96, 57,199.59 and 13,168.94 is: 19,756.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,127.96 : 57,199.59 = 13,168.94 : x
  2. Step 2: Convert to fraction form
    38,127.96/57,199.59 = 13,168.94/x
  3. Step 3: Cross multiply
    38,127.96x = 57,199.59 × 13,168.94
  4. Step 4: Simplify right side
    38,127.96x = 753,257,682.74
  5. Step 5: Solve for x
    x = 753,257,682.74/38,127.96
  6. Step 6: Final answer
    x = 19,756.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.