Home / 39,190.50-58,795.74-11,488.50

Finding the Fourth Proportional to 39,190.50, 58,795.74 and 11,488.50

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Solution

The fourth proportional to 39,190.50, 58,795.74 and 11,488.50 is: 17,235.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,190.50 : 58,795.74 = 11,488.50 : x
  2. Step 2: Convert to fraction form
    39,190.50/58,795.74 = 11,488.50/x
  3. Step 3: Cross multiply
    39,190.50x = 58,795.74 × 11,488.50
  4. Step 4: Simplify right side
    39,190.50x = 675,474,858.99
  5. Step 5: Solve for x
    x = 675,474,858.99/39,190.50
  6. Step 6: Final answer
    x = 17,235.68

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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.