Home / 13,873.55-19,145.97-7,585.92

Finding the Fourth Proportional to 13,873.55, 19,145.97 and 7,585.92

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Solution

The fourth proportional to 13,873.55, 19,145.97 and 7,585.92 is: 10,468.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,873.55 : 19,145.97 = 7,585.92 : x
  2. Step 2: Convert to fraction form
    13,873.55/19,145.97 = 7,585.92/x
  3. Step 3: Cross multiply
    13,873.55x = 19,145.97 × 7,585.92
  4. Step 4: Simplify right side
    13,873.55x = 145,239,796.74
  5. Step 5: Solve for x
    x = 145,239,796.74/13,873.55
  6. Step 6: Final answer
    x = 10,468.83

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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.