Home / 39,318.88-58,926.48-19,585.12

Finding the Fourth Proportional to 39,318.88, 58,926.48 and 19,585.12

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Solution

The fourth proportional to 39,318.88, 58,926.48 and 19,585.12 is: 29,351.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,318.88 : 58,926.48 = 19,585.12 : x
  2. Step 2: Convert to fraction form
    39,318.88/58,926.48 = 19,585.12/x
  3. Step 3: Cross multiply
    39,318.88x = 58,926.48 × 19,585.12
  4. Step 4: Simplify right side
    39,318.88x = 1,154,082,181.98
  5. Step 5: Solve for x
    x = 1,154,082,181.98/39,318.88
  6. Step 6: Final answer
    x = 29,351.86

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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.