Home / 39,107.62-58,661.09-14,138.24

Finding the Fourth Proportional to 39,107.62, 58,661.09 and 14,138.24

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Solution

The fourth proportional to 39,107.62, 58,661.09 and 14,138.24 is: 21,207.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,107.62 : 58,661.09 = 14,138.24 : x
  2. Step 2: Convert to fraction form
    39,107.62/58,661.09 = 14,138.24/x
  3. Step 3: Cross multiply
    39,107.62x = 58,661.09 × 14,138.24
  4. Step 4: Simplify right side
    39,107.62x = 829,364,498.39
  5. Step 5: Solve for x
    x = 829,364,498.39/39,107.62
  6. Step 6: Final answer
    x = 21,207.24

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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.