Home / 39,208.85-58,780.21-17,005.50

Finding the Fourth Proportional to 39,208.85, 58,780.21 and 17,005.50

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Solution

The fourth proportional to 39,208.85, 58,780.21 and 17,005.50 is: 25,493.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,208.85 : 58,780.21 = 17,005.50 : x
  2. Step 2: Convert to fraction form
    39,208.85/58,780.21 = 17,005.50/x
  3. Step 3: Cross multiply
    39,208.85x = 58,780.21 × 17,005.50
  4. Step 4: Simplify right side
    39,208.85x = 999,586,844.03
  5. Step 5: Solve for x
    x = 999,586,844.03/39,208.85
  6. Step 6: Final answer
    x = 25,493.91

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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.