Home / 39,318.58-58,977.87-11,614.42

Finding the Fourth Proportional to 39,318.58, 58,977.87 and 11,614.42

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Solution

The fourth proportional to 39,318.58, 58,977.87 and 11,614.42 is: 17,421.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,318.58 : 58,977.87 = 11,614.42 : x
  2. Step 2: Convert to fraction form
    39,318.58/58,977.87 = 11,614.42/x
  3. Step 3: Cross multiply
    39,318.58x = 58,977.87 × 11,614.42
  4. Step 4: Simplify right side
    39,318.58x = 684,993,752.89
  5. Step 5: Solve for x
    x = 684,993,752.89/39,318.58
  6. Step 6: Final answer
    x = 17,421.63

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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.